diff --git a/4dev/tests/CoreLibsConvertVarSetTypeNullTest.php b/4dev/tests/CoreLibsConvertVarSetTypeNullTest.php
new file mode 100644
index 00000000..027d661b
--- /dev/null
+++ b/4dev/tests/CoreLibsConvertVarSetTypeNullTest.php
@@ -0,0 +1,652 @@
+<?php // phpcs:disable Generic.Files.LineLength
+
+declare(strict_types=1);
+
+namespace tests;
+
+use PHPUnit\Framework\TestCase;
+use CoreLibs\Convert\VarSetTypeNull;
+
+/**
+ * Test class for Convert\Strings
+ * @coversDefaultClass \CoreLibs\Convert\VarSetTypeNull
+ * @testdox \CoreLibs\Convert\VarSetTypeNull method tests
+ */
+final class CoreLibsConvertVarSetTypeNullTest extends TestCase
+{
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeStringProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'empty string' => [
+				'',
+				null,
+				''
+			],
+			'filled string' => [
+				'string',
+				null,
+				'string'
+			],
+			'valid string, override set' => [
+				'string',
+				'override',
+				'string'
+			],
+			'int, no override' => [
+				1,
+				null,
+				null
+			],
+			'int, override set' => [
+				1,
+				'not int',
+				'not int'
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setStr
+	 * @dataProvider varSetTypeStringProvider
+	 * @testdox setStr $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed       $input
+	 * @param  string|null $default
+	 * @param  string|null $expected
+	 * @return void
+	 */
+	public function testSetString(mixed $input, ?string $default, ?string $expected): void
+	{
+		$set_var = VarSetTypeNull::setStr($input, $default);
+		if ($expected !== null) {
+			$this->assertIsString($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeStringProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'empty string' => [
+				'',
+				null,
+				''
+			],
+			'filled string' => [
+				'string',
+				null,
+				'string'
+			],
+			'valid string, override set' => [
+				'string',
+				'override',
+				'string'
+			],
+			'int, no override' => [
+				1,
+				null,
+				'1'
+			],
+			'int, override set' => [
+				1,
+				'not int',
+				'1'
+			],
+			'float, no override' => [
+				1.5,
+				null,
+				'1.5'
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				'function',
+				'function'
+			],
+			'function, no override' => [
+				$foo = function () {
+					return '';
+				},
+				null,
+				null
+			],
+			'hex value, override set' => [
+				0x55,
+				'hex',
+				'85'
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeStr
+	 * @dataProvider varMakeTypeStringProvider
+	 * @testdox makeStr $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed       $input
+	 * @param  string|null $default
+	 * @param  string|null $expected
+	 * @return void
+	 */
+	public function testMakeString(mixed $input, ?string $default, ?string $expected): void
+	{
+		$set_var = VarSetTypeNull::makeStr($input, $default);
+		if ($expected !== null) {
+			$this->assertIsString($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeIntProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'int' => [
+				1,
+				null,
+				1
+			],
+			'int, override set' => [
+				1,
+				-1,
+				1
+			],
+			'string, no override' => [
+				'string',
+				null,
+				null
+			],
+			'string, override' => [
+				'string',
+				-1,
+				-1
+			],
+			'float' => [
+				1.5,
+				null,
+				null
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setInt
+	 * @dataProvider varSetTypeIntProvider
+	 * @testdox setInt $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  int|null $default
+	 * @param  int|null $expected
+	 * @return void
+	 */
+	public function testSetInt(mixed $input, ?int $default, ?int $expected): void
+	{
+		$set_var = VarSetTypeNull::setInt($input, $default);
+		if ($expected !== null) {
+			$this->assertIsInt($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeIntProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'int' => [
+				1,
+				null,
+				1
+			],
+			'int, override set' => [
+				1,
+				-1,
+				1
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0
+			],
+			'string, override' => [
+				'string',
+				-1,
+				0
+			],
+			'float' => [
+				1.5,
+				null,
+				1
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				-1,
+				-1
+			],
+			'function, no override ' => [
+				$foo = function () {
+					return '';
+				},
+				null,
+				null
+			],
+			'hex value, override set' => [
+				0x55,
+				-1,
+				85
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeInt
+	 * @dataProvider varMakeTypeIntProvider
+	 * @testdox makeInt $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  int|null $default
+	 * @param  int|null $expected
+	 * @return void
+	 */
+	public function testMakeInt(mixed $input, ?int $default, ?int $expected): void
+	{
+		$set_var = VarSetTypeNull::makeInt($input, $default);
+		if ($expected !== null) {
+			$this->assertIsInt($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeFloatProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'float' => [
+				1.5,
+				null,
+				1.5
+			],
+			'float, override set' => [
+				1.5,
+				-1.5,
+				1.5
+			],
+			'string, no override' => [
+				'string',
+				null,
+				null
+			],
+			'string, override' => [
+				'string',
+				1.5,
+				1.5
+			],
+			'int' => [
+				1,
+				null,
+				null
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setFloat
+	 * @dataProvider varSetTypeFloatProvider
+	 * @testdox setFloat $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  float|null $default
+	 * @param  float|null $expected
+	 * @return void
+	 */
+	public function testSetFloat(mixed $input, ?float $default, ?float $expected): void
+	{
+		$set_var = VarSetTypeNull::setFloat($input, $default);
+		if ($expected !== null) {
+			$this->assertIsFloat($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeFloatProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'float' => [
+				1.5,
+				null,
+				1.5
+			],
+			'float, override set' => [
+				1.5,
+				-1.5,
+				1.5
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0.0
+			],
+			'string, override' => [
+				'string',
+				1.5,
+				0.0
+			],
+			'int' => [
+				1,
+				null,
+				1.0
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				-1.0,
+				-1.0
+			],
+			// all the strange things here
+			'function, no override' => [
+				$foo = function () {
+					return '';
+				},
+				null,
+				null
+			],
+			'hex value, override set' => [
+				0x55,
+				-1,
+				85.0
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeFloat
+	 * @dataProvider varMakeTypeFloatProvider
+	 * @testdox makeFloat $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed      $input
+	 * @param  float|null $default
+	 * @param  float|null $expected
+	 * @return void
+	 */
+	public function testMakeFloat(mixed $input, ?float $default, ?float $expected): void
+	{
+		$set_var = VarSetTypeNull::makeFloat($input, $default);
+		if ($expected !== null) {
+			$this->assertIsFloat($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeArrayProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'array, empty' => [
+				[],
+				null,
+				[]
+			],
+			'array, filled' => [
+				['array'],
+				null,
+				['array']
+			],
+			'string, no override' => [
+				'string',
+				null,
+				null
+			],
+			'string, override' => [
+				'string',
+				['string'],
+				['string']
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setArray
+	 * @dataProvider varSetTypeArrayProvider
+	 * @testdox setArray $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed      $input
+	 * @param  array|null $default
+	 * @param  array|null $expected
+	 * @return void
+	 */
+	public function testSetArray(mixed $input, ?array $default, ?array $expected): void
+	{
+		$set_var = VarSetTypeNull::setArray($input, $default);
+		if ($expected !== null) {
+			$this->assertIsArray($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeBoolProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'bool true' => [
+				true,
+				null,
+				true
+			],
+			'bool false' => [
+				false,
+				null,
+				false
+			],
+			'string, no override' => [
+				'string',
+				null,
+				null
+			],
+			'string, override' => [
+				'string',
+				true,
+				true
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setBool
+	 * @dataProvider varSetTypeBoolProvider
+	 * @testdox setBool $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed      $input
+	 * @param  bool|null $default
+	 * @param  bool|null $expected
+	 * @return void
+	 */
+	public function testSetBool(mixed $input, ?bool $default, ?bool $expected): void
+	{
+		$set_var = VarSetTypeNull::setBool($input, $default);
+		if ($expected !== null) {
+			$this->assertIsBool($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeBoolProvider(): array
+	{
+		// 0: input
+		// 2: expected
+		return [
+			'true' => [
+				true,
+				true
+			],
+			'false' => [
+				false,
+				false
+			],
+			'string on' => [
+				'on',
+				true
+			],
+			'string off' => [
+				'off',
+				false
+			],
+			'invalid string' => [
+				'sulzenbacher',
+				null,
+			],
+			'invalid string, override' => [
+				'sulzenbacher',
+				null,
+			],
+			'array to default' => [
+				[],
+				false
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setBool
+	 * @dataProvider varMakeTypeBoolProvider
+	 * @testdox setBool $input will be $expected [$_dataName]
+	 *
+	 * @param  mixed     $input
+	 * @param  bool|null $default
+	 * @param  bool|null $expected
+	 * @return void
+	 */
+	public function testMakeBool(mixed $input, ?bool $expected): void
+	{
+		$set_var = VarSetTypeNull::makeBool($input);
+		if ($expected !== null) {
+			$this->assertIsBool($set_var);
+		} else {
+			$this->assertNull($set_var);
+		}
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+}
+
+// __END__
diff --git a/4dev/tests/CoreLibsConvertVarSetTypeTest.php b/4dev/tests/CoreLibsConvertVarSetTypeTest.php
new file mode 100644
index 00000000..1885a0a6
--- /dev/null
+++ b/4dev/tests/CoreLibsConvertVarSetTypeTest.php
@@ -0,0 +1,632 @@
+<?php // phpcs:disable Generic.Files.LineLength
+
+declare(strict_types=1);
+
+namespace tests;
+
+use PHPUnit\Framework\TestCase;
+use CoreLibs\Convert\VarSetType;
+
+/**
+ * Test class for Convert\Strings
+ * @coversDefaultClass \CoreLibs\Convert\VarSetType
+ * @testdox \CoreLibs\Convert\VarSetType method tests
+ */
+final class CoreLibsConvertVarSetTypeTest extends TestCase
+{
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeStringProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'empty string' => [
+				'',
+				null,
+				''
+			],
+			'filled string' => [
+				'string',
+				null,
+				'string'
+			],
+			'valid string, override set' => [
+				'string',
+				'override',
+				'string'
+			],
+			'int, no override' => [
+				1,
+				null,
+				''
+			],
+			'int, override set' => [
+				1,
+				'not int',
+				'not int'
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setStr
+	 * @dataProvider varSetTypeStringProvider
+	 * @testdox setStr $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed       $input
+	 * @param  string|null $default
+	 * @param  string      $expected
+	 * @return void
+	 */
+	public function testSetString(mixed $input, ?string $default, string $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::setStr($input);
+		} else {
+			$set_var = VarSetType::setStr($input, $default);
+		}
+		$this->assertIsString($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeStringProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'empty string' => [
+				'',
+				null,
+				''
+			],
+			'filled string' => [
+				'string',
+				null,
+				'string'
+			],
+			'valid string, override set' => [
+				'string',
+				'override',
+				'string'
+			],
+			'int, no override' => [
+				1,
+				null,
+				'1'
+			],
+			'int, override set' => [
+				1,
+				'not int',
+				'1'
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				'function',
+				'function'
+			],
+			'hex value, override set' => [
+				0x55,
+				'hex',
+				'85'
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeStr
+	 * @dataProvider varMakeTypeStringProvider
+	 * @testdox makeStr $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed       $input
+	 * @param  string|null $default
+	 * @param  string      $expected
+	 * @return void
+	 */
+	public function testMakeString(mixed $input, ?string $default, string $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::makeStr($input);
+		} else {
+			$set_var = VarSetType::makeStr($input, $default);
+		}
+		$this->assertIsString($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeIntProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'int' => [
+				1,
+				null,
+				1
+			],
+			'int, override set' => [
+				1,
+				-1,
+				1
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0
+			],
+			'string, override' => [
+				'string',
+				-1,
+				-1
+			],
+			'float' => [
+				1.5,
+				null,
+				0
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setInt
+	 * @dataProvider varSetTypeIntProvider
+	 * @testdox setInt $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  int|null $default
+	 * @param  int      $expected
+	 * @return void
+	 */
+	public function testSetInt(mixed $input, ?int $default, int $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::setInt($input);
+		} else {
+			$set_var = VarSetType::setInt($input, $default);
+		}
+		$this->assertIsInt($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeIntProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'int' => [
+				1,
+				null,
+				1
+			],
+			'int, override set' => [
+				1,
+				-1,
+				1
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0
+			],
+			'string, override' => [
+				'string',
+				-1,
+				0
+			],
+			'float' => [
+				1.5,
+				null,
+				1
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				-1,
+				-1
+			],
+			'hex value, override set' => [
+				0x55,
+				-1,
+				85
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeInt
+	 * @dataProvider varMakeTypeIntProvider
+	 * @testdox makeInt $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  int|null $default
+	 * @param  int      $expected
+	 * @return void
+	 */
+	public function testMakeInt(mixed $input, ?int $default, int $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::makeInt($input);
+		} else {
+			$set_var = VarSetType::makeInt($input, $default);
+		}
+		$this->assertIsInt($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeFloatProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'float' => [
+				1.5,
+				null,
+				1.5
+			],
+			'float, override set' => [
+				1.5,
+				-1.5,
+				1.5
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0.0
+			],
+			'string, override' => [
+				'string',
+				1.5,
+				1.5
+			],
+			'int' => [
+				1,
+				null,
+				0.0
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setFloat
+	 * @dataProvider varSetTypeFloatProvider
+	 * @testdox setFloat $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  float|null $default
+	 * @param  float      $expected
+	 * @return void
+	 */
+	public function testSetFloat(mixed $input, ?float $default, float $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::setFloat($input);
+		} else {
+			$set_var = VarSetType::setFloat($input, $default);
+		}
+		$this->assertIsFloat($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeFloatProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'float' => [
+				1.5,
+				null,
+				1.5
+			],
+			'float, override set' => [
+				1.5,
+				-1.5,
+				1.5
+			],
+			'string, no override' => [
+				'string',
+				null,
+				0.0
+			],
+			'string, override' => [
+				'string',
+				1.5,
+				0.0
+			],
+			'int' => [
+				1,
+				null,
+				1.0
+			],
+			// all the strange things here
+			'function, override set' => [
+				$foo = function () {
+					return '';
+				},
+				-1.0,
+				-1.0
+			],
+			'hex value, override set' => [
+				0x55,
+				-1,
+				85.0
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::makeFloat
+	 * @dataProvider varMakeTypeFloatProvider
+	 * @testdox makeFloat $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed    $input
+	 * @param  float|null $default
+	 * @param  float      $expected
+	 * @return void
+	 */
+	public function testMakeFloat(mixed $input, ?float $default, float $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::makeFloat($input);
+		} else {
+			$set_var = VarSetType::makeFloat($input, $default);
+		}
+		$this->assertIsFloat($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeArrayProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'array, empty' => [
+				[],
+				null,
+				[]
+			],
+			'array, filled' => [
+				['array'],
+				null,
+				['array']
+			],
+			'string, no override' => [
+				'string',
+				null,
+				[]
+			],
+			'string, override' => [
+				'string',
+				['string'],
+				['string']
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setArray
+	 * @dataProvider varSetTypeArrayProvider
+	 * @testdox setArray $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed      $input
+	 * @param  array|null $default
+	 * @param  array      $expected
+	 * @return void
+	 */
+	public function testSetArray(mixed $input, ?array $default, array $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::setArray($input);
+		} else {
+			$set_var = VarSetType::setArray($input, $default);
+		}
+		$this->assertIsArray($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varSetTypeBoolProvider(): array
+	{
+		// 0: input
+		// 1: default (null default)
+		// 2: expected
+		return [
+			'bool true' => [
+				true,
+				null,
+				true
+			],
+			'bool false' => [
+				false,
+				null,
+				false
+			],
+			'string, no override' => [
+				'string',
+				null,
+				false
+			],
+			'string, override' => [
+				'string',
+				true,
+				true
+			]
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setBool
+	 * @dataProvider varSetTypeBoolProvider
+	 * @testdox setBool $input with override $default will be $expected [$_dataName]
+	 *
+	 * @param  mixed      $input
+	 * @param  bool|null $default
+	 * @param  bool      $expected
+	 * @return void
+	 */
+	public function testSetBool(mixed $input, ?bool $default, bool $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::setBool($input);
+		} else {
+			$set_var = VarSetType::setBool($input, $default);
+		}
+		$this->assertIsBool($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return array
+	 */
+	public function varMakeTypeBoolProvider(): array
+	{
+		// 0: input
+		// 2: expected
+		return [
+			'true' => [
+				true,
+				null,
+				true
+			],
+			'false' => [
+				false,
+				null,
+				false
+			],
+			'string on' => [
+				'on',
+				null,
+				true
+			],
+			'string off' => [
+				'off',
+				null,
+				false
+			],
+			'invalid string' => [
+				'sulzenbacher',
+				null,
+				false,
+			],
+			'invalid string, override' => [
+				'sulzenbacher',
+				true,
+				true,
+			],
+			'array to default' => [
+				[],
+				null,
+				false
+			],
+		];
+	}
+
+	/**
+	 * Undocumented function
+	 * @covers ::setBool
+	 * @dataProvider varMakeTypeBoolProvider
+	 * @testdox setBool $input will be $expected [$_dataName]
+	 *
+	 * @param  mixed     $input
+	 * @param  bool|null $default
+	 * @param  bool      $expected
+	 * @return void
+	 */
+	public function testMakeBool(mixed $input, ?bool $default, bool $expected): void
+	{
+		if ($default === null) {
+			$set_var = VarSetType::makeBool($input);
+		} else {
+			$set_var = VarSetType::makeBool($input, $default);
+		}
+		$this->assertIsBool($set_var);
+		$this->assertEquals(
+			$expected,
+			$set_var
+		);
+	}
+}
+
+// __END__
diff --git a/4dev/tests/CoreLibsDebugSupportTest.php b/4dev/tests/CoreLibsDebugSupportTest.php
index 7d8c0229..9bf2fef6 100644
--- a/4dev/tests/CoreLibsDebugSupportTest.php
+++ b/4dev/tests/CoreLibsDebugSupportTest.php
@@ -114,7 +114,15 @@ final class CoreLibsDebugSupportTest extends TestCase
 	 */
 	public function printToStringProvider(): array
 	{
+		// 0: unput
+		// 1: html flag (only for strings and arry)
+		// 2: expected
 		return [
+			'null' => [
+				null,
+				null,
+				'NULL',
+			],
 			'string' => [
 				'a string',
 				null,
@@ -333,16 +341,19 @@ final class CoreLibsDebugSupportTest extends TestCase
 	 * @dataProvider printToStringProvider
 	 * @testdox printToString $input with $flag will be $expected [$_dataName]
 	 *
-	 * @param mixed $input
-	 * @param boolean|null $flag
-	 * @param string $expected
+	 * @param mixed $input anything
+	 * @param boolean|null $flag html flag, only for string and array
+	 * @param string $expected always string
 	 * @return void
 	 */
-	public function testPrintToString($input, ?bool $flag, string $expected): void
+	public function testPrintToString(mixed $input, ?bool $flag, string $expected): void
 	{
 		if ($flag === null) {
 			// if expected starts with / and ends with / then this is a regex compare
-			if (substr($expected, 0, 1) == '/' && substr($expected, -1, 1) == '/') {
+			if (
+				substr($expected, 0, 1) == '/' &&
+				substr($expected, -1, 1) == '/'
+			) {
 				$this->assertMatchesRegularExpression(
 					$expected,
 					\CoreLibs\Debug\Support::printToString($input)
diff --git a/www/admin/class_test.varistype.php b/www/admin/class_test.varistype.php
new file mode 100644
index 00000000..c1fb2153
--- /dev/null
+++ b/www/admin/class_test.varistype.php
@@ -0,0 +1,119 @@
+<?php // phpcs:ignore warning
+
+/**
+ * @phan-file-suppress PhanTypeSuspiciousStringExpression
+ */
+
+declare(strict_types=1);
+
+$DEBUG_ALL_OVERRIDE = 0; // set to 1 to debug on live/remote server locations
+$DEBUG_ALL = 1;
+$PRINT_ALL = 1;
+$DB_DEBUG = 1;
+
+if ($DEBUG_ALL) {
+	error_reporting(E_ALL | E_STRICT | E_ERROR | E_WARNING | E_PARSE | E_COMPILE_ERROR);
+}
+
+ob_start();
+
+// basic class test file
+define('USE_DATABASE', false);
+// sample config
+require 'config.php';
+// define log file id
+$LOG_FILE_ID = 'classTest-VarIsType';
+ob_end_flush();
+
+use CoreLibs\Convert\VarSetType;
+use CoreLibs\Convert\VarSetTypeNull;
+use CoreLibs\Debug\Support;
+
+$log = new CoreLibs\Debug\Logging([
+	'log_folder' => BASE . LOG,
+	'file_id' => $LOG_FILE_ID,
+	// add file date
+	'print_file_date' => true,
+	// set debug and print flags
+	'debug_all' => $DEBUG_ALL ?? false,
+	'echo_all' => $ECHO_ALL ?? false,
+	'print_all' => $PRINT_ALL ?? false,
+]);
+
+$PAGE_NAME = 'TEST CLASS: CONVERT\VARISTYPE';
+print "<!DOCTYPE html>";
+print "<html><head><title>" . $PAGE_NAME . "</title><head>";
+print "<body>";
+print '<div><a href="class_test.php">Class Test Master</a></div>';
+print '<div><h1>' . $PAGE_NAME . '</h1></div>';
+
+
+print "Test A str set: " . VarSetType::setStr(5, 'set int') . "<br>";
+print "Test A str make int: " . VarSetType::makeStr(5, 'make int') . "<br>";
+print "Test A str make object: " . VarSetType::makeStr($log, 'Object') . "<br>";
+print "Test A str make null: " . VarSetType::makeStr(null, 'null') . "<br>";
+print "Test B int set: " . VarSetType::setInt("5", -1) . "<br>";
+print "Test B int make string: " . VarSetType::makeInt("5", -1) . "<br>";
+print "Test B' int make float: " . VarSetType::makeInt("5.5", -1) . "<br>";
+print "Test B'' int make class: " . VarSetType::makeInt($log, -1) . "<br>";
+print "Test B''' int make hex: " . VarSetType::makeInt("0x55", -1) . "<br>";
+print "Test B''' int make hex: " . VarSetType::makeInt(0x55, -1) . "<br>";
+print "Test C float make: " . VarSetType::makeFloat("13,232.95", -1) . "<br>";
+print "Test D floatval: " . floatval("13,232.95") . "<br>";
+print "Test E filter_var: "
+	. filter_var("13,232.95", FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION) . "<br>";
+print "Test F filter_var: "
+	. filter_var("string", FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION) . "<br>";
+
+print "Test G make bool: " . VarSetType::makeBool("on") . "<br>";
+print "Test G make bool: " . VarSetType::makeBool(null) . "<br>";
+print "Test G make bool: " . VarSetType::makeBool("null") . "<br>";
+print "Test G make bool: " . VarSetType::makeBool($log) . "<br>";
+print "Test G make bool: " . VarSetTypeNull::makeBool($log) . "<br>";
+
+print "<hr>";
+
+$checks = [
+	'string',
+	5,
+	1.2,
+	['array'],
+	true,
+	// resource?
+];
+foreach ($checks as $string) {
+	print "** SET NOT NULL: (" . gettype($string) . ")<br>";
+	print "Str: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetType::setStr($string)) . "-<br>";
+	print "Int: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetType::setInt($string)) . "-<br>";
+	print "Float: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetType::setFloat($string)) . "-<br>";
+	print "Bool: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetType::setBool($string)) . "-<br>";
+	print "Array: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetType::setArray($string)) . "-<br>";
+	print "<hr>";
+}
+
+foreach ($checks as $string) {
+	print "** SET NULL: (" . gettype($string) . ")<br>";
+	print "Str: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetTypeNull::setStr($string)) . "-<br>";
+	print "Int: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetTypeNull::setInt($string)) . "-<br>";
+	print "Float: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetTypeNull::setFloat($string)) . "-<br>";
+	print "Bool: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetTypeNull::setBool($string)) . "-<br>";
+	print "Array: " . Support::printToString($string) . ": -"
+		. Support::printToString(VarSetTypeNull::setArray($string)) . "-<br>";
+	print "<hr>";
+}
+
+// error message
+print $log->printErrorMsg();
+
+print "</body></html>";
+
+// __END__
diff --git a/www/lib/CoreLibs/Convert/Extends/VarSetTypeMain.php b/www/lib/CoreLibs/Convert/Extends/VarSetTypeMain.php
new file mode 100644
index 00000000..e1f43822
--- /dev/null
+++ b/www/lib/CoreLibs/Convert/Extends/VarSetTypeMain.php
@@ -0,0 +1,256 @@
+<?php
+
+/*
+ * Run is_<type> checks and return default value if not this type
+ * This will return default null on invalid entries
+ */
+
+declare(strict_types=1);
+
+namespace CoreLibs\Convert\Extends;
+
+class VarSetTypeMain
+{
+	/**
+	 * If input variable is string then returns it, else returns default set
+	 * if not null is true, then null as return is allowed, else return is
+	 * converted to string
+	 *
+	 * @param  mixed       $val     Input variable
+	 * @param  string|null $default Default value
+	 * @param  bool        $to_null Convert to null (default no)
+	 * @return string|null          Input var or default value
+	 */
+	protected static function setStrMain(
+		mixed $val,
+		?string $default = null,
+		bool $to_null = false
+	): ?string {
+		if (is_string($val)) {
+			return $val;
+		}
+		if ($to_null === false) {
+			return (string)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * Will convert input data to string if possible.
+	 * Runs for string/int/float/bool/null
+	 * Will skip array/object/resource/callable/etc and use default for that
+	 *
+	 * @param  mixed       $val     Input variable
+	 * @param  string|null $default Default value
+	 * @param  bool        $to_null Convert to null (default no)
+	 * @return string|null          Converted input data to string/null
+	 */
+	protected static function makeStrMain(
+		mixed $val,
+		string $default = null,
+		bool $to_null = false
+	): ?string {
+		// int/float/string/bool/null, everything else is ignored
+		// no: array/object/resource/callable
+		if (
+			is_int($val) ||
+			is_float($val) ||
+			is_string($val) ||
+			is_bool($val) ||
+			is_null($val)
+		) {
+			return (string)$val;
+		}
+		if ($to_null === false) {
+			return (string)$default;
+		}
+		return $default;
+	}
+
+
+	/**
+	 * If input variable is int, return it, else return default value. If to_null
+	 * is true then null as return is allowed, else only int is returned
+	 *
+	 * @param  mixed    $val     Input variable
+	 * @param  int|null $default Default value
+	 * @param  bool     $to_null Convert to null (default no)
+	 * @return int|null          Input var or default value
+	 */
+	protected static function setIntMain(
+		mixed $val,
+		?int $default = null,
+		bool $to_null = false
+	): ?int {
+		if (is_int($val)) {
+			return $val;
+		}
+		if ($to_null === false) {
+			return (int)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * Convert input to int via filter_var. If not convertable return default value.
+	 * If to_null is set to true null return is allowed
+	 * NOTE: this is only a drastic fallback and not recommned for special use.
+	 * It will try to check via filter_var if we can get an int value and then use
+	 * intval to convert it.
+	 * Reason is that filter_var will convert eg 1.5 to 15 instead 1
+	 * One is very wrong, the other is at least better, but not perfect
+	 *
+	 * @param  mixed    $val     Input variable
+	 * @param  int|null $default Default value
+	 * @param  bool     $to_null Convert to null (default no)
+	 * @return int|null          Converted input data to int/null
+	 */
+	protected static function makeIntMain(
+		mixed $val,
+		int $default = null,
+		bool $to_null = false
+	): ?int {
+		// if we can filter it to a valid int, we can convert it
+		// we so avoid object, array, etc
+		if (
+			filter_var(
+				$val,
+				FILTER_SANITIZE_NUMBER_INT
+			) !== false
+		) {
+			return intval($val);
+		}
+		if ($to_null === false) {
+			return (int)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * If input is float return it, else set to default value. If to_null is set
+	 * to true, allow null return
+	 *
+	 * @param  mixed      $val     Input variable
+	 * @param  float|null $default Default value
+	 * @param  bool       $to_null Convert to null (default no)
+	 * @return float|null          Input var or default value
+	 */
+	protected static function setFloatMain(
+		mixed $val,
+		?float $default = null,
+		bool $to_null = false
+	): ?float {
+		if (is_float($val)) {
+			return $val;
+		}
+		if ($to_null === false) {
+			return (float)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * Convert intput var to float via filter_var. If failed to so return default.
+	 * If to_null is set to true allow null return
+	 *
+	 * @param  mixed      $val     Input variable
+	 * @param  float|null $default Default value
+	 * @param  bool       $to_null Convert to null (default no)
+	 * @return float|null          Converted intput data to float/null
+	 */
+	protected static function makeFloatMain(
+		mixed $val,
+		float $default = null,
+		bool $to_null = false
+	): ?float {
+		if (
+			(
+				$val = filter_var(
+					$val,
+					FILTER_SANITIZE_NUMBER_FLOAT,
+					FILTER_FLAG_ALLOW_FRACTION
+				)
+			) !== false
+		) {
+			return (float)$val;
+		}
+		if ($to_null === false) {
+			return (float)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * If input var is array return it, else return default value. If to_null is
+	 * set to true, allow null return
+	 *
+	 * @param  mixed             $val     Input variable
+	 * @param  array<mixed>|null $default Default value
+	 * @param  bool              $to_null Convert to null (default no)
+	 * @return array<mixed>|null          Input var or default value
+	 */
+	protected static function setArrayMain(
+		mixed $val,
+		?array $default = null,
+		bool $to_null = false
+	): ?array {
+		if (is_array($val)) {
+			return $val;
+		}
+		if ($to_null === false) {
+			return (array)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * If input var is bool return it, else return default value. If to_null is
+	 * set to true will allow null return.
+	 *
+	 * @param  mixed     $val     Input variable
+	 * @param  bool|null $default Default value
+	 * @param  bool      $to_null Convert to null (default no)
+	 * @return bool|null          Input var or default value
+	 */
+	protected static function setBoolMain(
+		mixed $val,
+		?bool $default = null,
+		bool $to_null = false
+	): ?bool {
+		if (is_bool($val)) {
+			return $val;
+		}
+		if ($to_null === false) {
+			return (bool)$default;
+		}
+		return $default;
+	}
+
+	/**
+	 * Convert anything to bool. If it is a string it will try to use the filter_var
+	 * to convert know true/false strings.
+	 * Else it uses (bool) to convert the rest
+	 * If null is allowed, will return null
+	 *
+	 * @param  mixed     $val     Input variable
+	 * @param  bool      $default Default value if to_null if false
+	 * @param  bool      $to_null Convert to null (default no)
+	 * @return bool|null          Converted input data to bool/ null
+	 */
+	protected static function makeBoolMain(
+		mixed $val,
+		bool $default = false,
+		bool $to_null = false
+	): ?bool {
+		$boolvar = is_string($val) ?
+				filter_var(
+					$val,
+					FILTER_VALIDATE_BOOLEAN,
+					FILTER_NULL_ON_FAILURE
+				) :
+				(bool)$val;
+		return $boolvar === null && !$to_null ? $default : $boolvar;
+	}
+}
+
+// __END__
diff --git a/www/lib/CoreLibs/Convert/VarSetType.php b/www/lib/CoreLibs/Convert/VarSetType.php
new file mode 100644
index 00000000..8ed140e8
--- /dev/null
+++ b/www/lib/CoreLibs/Convert/VarSetType.php
@@ -0,0 +1,136 @@
+<?php
+
+/*
+ * Run is_<type> checks and return default value if not this type
+ * This will return a default value as always what is expected and never null
+ * Use this for santize output from multi return functions where we know what
+ * will come back
+ */
+
+declare(strict_types=1);
+
+namespace CoreLibs\Convert;
+
+use CoreLibs\Convert\Extends\VarSetTypeMain;
+
+class VarSetType extends Extends\VarSetTypeMain
+{
+	/**
+	 * Check is input is string, if not return default string.
+	 * Will always return string
+	 *
+	 * @param  mixed  $val     Input value
+	 * @param  string $default Default override value
+	 * @return string          Input value or default as string
+	 */
+	public static function setStr(mixed $val, string $default = ''): string
+	{
+		return (string)VarSetTypeMain::setStrMain($val, $default, false);
+	}
+
+	/**
+	 * Convert input to string if possible.
+	 * Will only work on string/int/float/bool/null types
+	 * Will always return string
+	 *
+	 * @param  mixed  $val     Input value
+	 * @param  string $default Default override value
+	 * @return string          Input value as string or default as string
+	 */
+	public static function makeStr(mixed $val, string $default = ''): string
+	{
+		return (string)VarSetTypeMain::makeStrMain($val, $default, false);
+	}
+
+	/**
+	 * Check if input is int, if not return default int value 0.
+	 * Will always return int.
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  int   $default Default override value
+	 * @return int            Input value or default as int
+	 */
+	public static function setInt(mixed $val, int $default = 0): int
+	{
+		return (int)VarSetTypeMain::setIntMain($val, $default, false);
+	}
+
+	/**
+	 * Convert intput to int if possible, if not return default value 0.
+	 * Will always return int.
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  int   $default Default override value
+	 * @return int            Input value as int or default as int
+	 */
+	public static function makeInt(mixed $val, int $default = 0): int
+	{
+		return (int)VarSetTypeMain::makeIntMain($val, $default, false);
+	}
+
+	/**
+	 * Check if input is float, if not return default value value 0.0.
+	 * Will always return float
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  float $default Default override value
+	 * @return float          Input value or default as float
+	 */
+	public static function setFloat(mixed $val, float $default = 0.0): float
+	{
+		return (float)VarSetTypeMain::setFloatMain($val, $default, false);
+	}
+
+	/**
+	 * Convert input to float, if not possible return default value 0.0.
+	 * Will always return float
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  float $default Default override value
+	 * @return float          Input value as float or default as float
+	 */
+	public static function makeFloat(mixed $val, float $default = 0.0): float
+	{
+		return (float)VarSetTypeMain::makeFloatMain($val, $default, false);
+	}
+
+	/**
+	 * Check if input is array, if not return default empty array.
+	 * Will always return array.
+	 *
+	 * @param  mixed        $val     Input value
+	 * @param  array<mixed> $default Default override value
+	 * @return array<mixed>          Input value or default as array
+	 */
+	public static function setArray(mixed $val, array $default = []): array
+	{
+		return (array)VarSetTypeMain::setArrayMain($val, $default, false);
+	}
+
+	/**
+	 * Check if input is bool, if not will return default value false.
+	 * Will aways return bool.
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  bool  $default Default override value
+	 * @return bool           Input value or default as bool
+	 */
+	public static function setBool(mixed $val, bool $default = false): bool
+	{
+		return (bool)VarSetTypeMain::setBoolMain($val, $default, false);
+	}
+
+	/**
+	 * Convert anything to bool
+	 *
+	 * @param  mixed $val     Input value
+	 * @param  bool  $default Default override value
+	 * @return bool           Input value as bool or default as bool
+	 */
+	public static function makeBool(mixed $val, bool $default = false): bool
+	{
+		return (bool)VarSetTypeMain::makeBoolMain($val, $default, false);
+	}
+}
+
+// __END__
diff --git a/www/lib/CoreLibs/Convert/VarSetTypeNull.php b/www/lib/CoreLibs/Convert/VarSetTypeNull.php
new file mode 100644
index 00000000..0fc82e52
--- /dev/null
+++ b/www/lib/CoreLibs/Convert/VarSetTypeNull.php
@@ -0,0 +1,130 @@
+<?php
+
+/*
+ * Run is_<type> checks and return default value if not this type
+ * This will return default null on invalid entries
+ */
+
+declare(strict_types=1);
+
+namespace CoreLibs\Convert;
+
+use CoreLibs\Convert\Extends\VarSetTypeMain;
+
+class VarSetTypeNull extends Extends\VarSetTypeMain
+{
+	/**
+	 * Check is input is string, if not return default string.
+	 * Will return null if no string as default.
+	 *
+	 * @param  mixed       $val     Input value
+	 * @param  string|null $default Default override value
+	 * @return string|null          Input value or default as string/null
+	 */
+	public static function setStr(mixed $val, ?string $default = null): ?string
+	{
+		return VarSetTypeMain::setStrMain($val, $default, true);
+	}
+
+	/**
+	 * Convert input to string if possible.
+	 * Will only work on string/int/float/bool/null types.
+	 * Will return null if convert failed as default.
+	 *
+	 * @param  mixed       $val     Input value
+	 * @param  string|null $default Default override value
+	 * @return string|null          Input value as string or default as string/null
+	 */
+	public static function makeStr(mixed $val, string $default = null): ?string
+	{
+		return VarSetTypeMain::makeStrMain($val, $default, true);
+	}
+
+
+	/**
+	 * Check if input is int, if not return default value null.
+	 *
+	 * @param  mixed    $val     Input value
+	 * @param  int|null $default Default override value
+	 * @return int|null          Input value or default as int/null
+	 */
+	public static function setInt(mixed $val, ?int $default = null): ?int
+	{
+		return VarSetTypeMain::setIntMain($val, $default, true);
+	}
+
+	/**
+	 * Convert intput to int if possible, if not return default value value null.
+	 *
+	 * @param  mixed    $val     Input value $val
+	 * @param  int|null $default Default override value
+	 * @return int|null          Input value as int or default as int/null
+	 */
+	public static function makeInt(mixed $val, int $default = null): ?int
+	{
+		return VarSetTypeMain::makeIntMain($val, $default, true);
+	}
+
+	/**
+	 * Check if input is float, if not return default value value null.
+	 *
+	 * @param  mixed      $val     Input value $val
+	 * @param  float|null $default Default override value
+	 * @return float|null          Input value or default as float/null
+	 */
+	public static function setFloat(mixed $val, ?float $default = null): ?float
+	{
+		return VarSetTypeMain::setFloatMain($val, $default, true);
+	}
+
+	/**
+	 * Convert input to float, if not possible return default value null.
+	 *
+	 * @param  mixed      $val     Input value $val
+	 * @param  float|null $default Default override value
+	 * @return float|null          Input value as float or default as float/null
+	 */
+	public static function makeFloat(mixed $val, float $default = null): ?float
+	{
+		return VarSetTypeMain::makeFloatMain($val, $default, true);
+	}
+
+	/**
+	 * Check if input is array, if not return default value null.
+	 *
+	 * @param  mixed             $val     Input value $val
+	 * @param  array<mixed>|null $default Default override value
+	 * @return array<mixed>|null          Input value or default as array/null
+	 */
+	public static function setArray(mixed $val, ?array $default = null): ?array
+	{
+		return VarSetTypeMain::setArrayMain($val, $default, true);
+	}
+
+	/**
+	 * Check if input is bool, if not will return default value null.
+	 *
+	 * @param  mixed     $val     Input value $val
+	 * @param  bool|null $default Default override value
+	 * @return bool|null          Input value or default as bool/null
+	 */
+	public static function setBool(mixed $val, ?bool $default = null): ?bool
+	{
+		return VarSetTypeMain::setBoolMain($val, $default, true);
+	}
+
+	/**
+	 * Convert anything to bool
+	 *
+	 * @param  mixed     $val Input value $val
+	 * @return bool|null      Input value as bool or default as bool/null
+	 */
+	public static function makeBool(mixed $val): ?bool
+	{
+		// note that the default value here is irrelevant, we return null
+		// on unsetable string var
+		return VarSetTypeMain::makeBoolMain($val, false, true);
+	}
+}
+
+// __END__
diff --git a/www/lib/CoreLibs/Debug/Support.php b/www/lib/CoreLibs/Debug/Support.php
index 36af4a39..c4a322b2 100644
--- a/www/lib/CoreLibs/Debug/Support.php
+++ b/www/lib/CoreLibs/Debug/Support.php
@@ -94,9 +94,11 @@ class Support
 	 * @param  bool   $no_html set to true to use ##HTMLPRE##or html escape
 	 * @return string
 	 */
-	public static function printToString($mixed, bool $no_html = false): string
+	public static function printToString(mixed $mixed, bool $no_html = false): string
 	{
-		if (is_bool($mixed)) {
+		if (is_null($mixed)) {
+			return (string)'NULL';
+		} elseif (is_bool($mixed)) {
 			return self::printBool($mixed, '', 'TRUE', 'FALSE');
 		} elseif (is_resource($mixed)) {
 			return (string)$mixed;
diff --git a/www/vendor/autoload.php b/www/vendor/autoload.php
index e95f2fda..74efe898 100644
--- a/www/vendor/autoload.php
+++ b/www/vendor/autoload.php
@@ -2,6 +2,24 @@
 
 // autoload.php @generated by Composer
 
+if (PHP_VERSION_ID < 50600) {
+    if (!headers_sent()) {
+        header('HTTP/1.1 500 Internal Server Error');
+    }
+    $err = 'Composer 2.3.0 dropped support for autoloading on PHP <5.6 and you are running '.PHP_VERSION.', please upgrade PHP or use Composer 2.2 LTS via "composer self-update --2.2". Aborting.'.PHP_EOL;
+    if (!ini_get('display_errors')) {
+        if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {
+            fwrite(STDERR, $err);
+        } elseif (!headers_sent()) {
+            echo $err;
+        }
+    }
+    trigger_error(
+        $err,
+        E_USER_ERROR
+    );
+}
+
 require_once __DIR__ . '/composer/autoload_real.php';
 
 return ComposerAutoloaderInit10fe8fe2ec4017b8644d2b64bcf398b9::getLoader();
diff --git a/www/vendor/composer/ClassLoader.php b/www/vendor/composer/ClassLoader.php
index 0cd6055d..fd56bd7d 100644
--- a/www/vendor/composer/ClassLoader.php
+++ b/www/vendor/composer/ClassLoader.php
@@ -42,6 +42,9 @@ namespace Composer\Autoload;
  */
 class ClassLoader
 {
+    /** @var \Closure(string):void */
+    private static $includeFile;
+
     /** @var ?string */
     private $vendorDir;
 
@@ -106,6 +109,7 @@ class ClassLoader
     public function __construct($vendorDir = null)
     {
         $this->vendorDir = $vendorDir;
+        self::initializeIncludeClosure();
     }
 
     /**
@@ -149,7 +153,7 @@ class ClassLoader
 
     /**
      * @return string[] Array of classname => path
-     * @psalm-var array<string, string>
+     * @psalm-return array<string, string>
      */
     public function getClassMap()
     {
@@ -425,7 +429,7 @@ class ClassLoader
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
-            includeFile($file);
+            (self::$includeFile)($file);
 
             return true;
         }
@@ -555,18 +559,23 @@ class ClassLoader
 
         return false;
     }
-}
 
-/**
- * Scope isolated include.
- *
- * Prevents access to $this/self from included files.
- *
- * @param  string $file
- * @return void
- * @private
- */
-function includeFile($file)
-{
-    include $file;
+    private static function initializeIncludeClosure(): void
+    {
+        if (self::$includeFile !== null) {
+            return;
+        }
+
+        /**
+         * Scope isolated include.
+         *
+         * Prevents access to $this/self from included files.
+         *
+         * @param  string $file
+         * @return void
+         */
+        self::$includeFile = static function($file) {
+            include $file;
+        };
+    }
 }
diff --git a/www/vendor/composer/autoload_classmap.php b/www/vendor/composer/autoload_classmap.php
index 4408f1f4..59ddd58d 100644
--- a/www/vendor/composer/autoload_classmap.php
+++ b/www/vendor/composer/autoload_classmap.php
@@ -2,7 +2,7 @@
 
 // autoload_classmap.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
@@ -24,12 +24,15 @@ return array(
     'CoreLibs\\Convert\\Byte' => $baseDir . '/lib/CoreLibs/Convert/Byte.php',
     'CoreLibs\\Convert\\Colors' => $baseDir . '/lib/CoreLibs/Convert/Colors.php',
     'CoreLibs\\Convert\\Encoding' => $baseDir . '/lib/CoreLibs/Convert/Encoding.php',
+    'CoreLibs\\Convert\\Extends\\VarSetTypeMain' => $baseDir . '/lib/CoreLibs/Convert/Extends/VarSetTypeMain.php',
     'CoreLibs\\Convert\\Html' => $baseDir . '/lib/CoreLibs/Convert/Html.php',
     'CoreLibs\\Convert\\Json' => $baseDir . '/lib/CoreLibs/Convert/Json.php',
     'CoreLibs\\Convert\\Math' => $baseDir . '/lib/CoreLibs/Convert/Math.php',
     'CoreLibs\\Convert\\MimeAppName' => $baseDir . '/lib/CoreLibs/Convert/MimeAppName.php',
     'CoreLibs\\Convert\\MimeEncode' => $baseDir . '/lib/CoreLibs/Convert/MimeEncode.php',
     'CoreLibs\\Convert\\Strings' => $baseDir . '/lib/CoreLibs/Convert/Strings.php',
+    'CoreLibs\\Convert\\VarSetType' => $baseDir . '/lib/CoreLibs/Convert/VarSetType.php',
+    'CoreLibs\\Convert\\VarSetTypeNull' => $baseDir . '/lib/CoreLibs/Convert/VarSetTypeNull.php',
     'CoreLibs\\Create\\Email' => $baseDir . '/lib/CoreLibs/Create/Email.php',
     'CoreLibs\\Create\\Hash' => $baseDir . '/lib/CoreLibs/Create/Hash.php',
     'CoreLibs\\Create\\RandomKey' => $baseDir . '/lib/CoreLibs/Create/RandomKey.php',
diff --git a/www/vendor/composer/autoload_files.php b/www/vendor/composer/autoload_files.php
index 7fa6f4a9..2530eb44 100644
--- a/www/vendor/composer/autoload_files.php
+++ b/www/vendor/composer/autoload_files.php
@@ -2,10 +2,10 @@
 
 // autoload_files.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
-    'ec07570ca5a812141189b1fa81503674' => $vendorDir . '/phpunit/phpunit/src/Framework/Assert/Functions.php',
     '6124b4c8570aa390c21fafd04a26c69f' => $vendorDir . '/myclabs/deep-copy/src/DeepCopy/deep_copy.php',
+    'ec07570ca5a812141189b1fa81503674' => $vendorDir . '/phpunit/phpunit/src/Framework/Assert/Functions.php',
 );
diff --git a/www/vendor/composer/autoload_namespaces.php b/www/vendor/composer/autoload_namespaces.php
index b7fc0125..15a2ff3a 100644
--- a/www/vendor/composer/autoload_namespaces.php
+++ b/www/vendor/composer/autoload_namespaces.php
@@ -2,7 +2,7 @@
 
 // autoload_namespaces.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
diff --git a/www/vendor/composer/autoload_psr4.php b/www/vendor/composer/autoload_psr4.php
index f80149dc..1908da4c 100644
--- a/www/vendor/composer/autoload_psr4.php
+++ b/www/vendor/composer/autoload_psr4.php
@@ -2,7 +2,7 @@
 
 // autoload_psr4.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
diff --git a/www/vendor/composer/autoload_real.php b/www/vendor/composer/autoload_real.php
index 95c52c4e..a7a82972 100644
--- a/www/vendor/composer/autoload_real.php
+++ b/www/vendor/composer/autoload_real.php
@@ -23,51 +23,26 @@ class ComposerAutoloaderInit10fe8fe2ec4017b8644d2b64bcf398b9
         }
 
         spl_autoload_register(array('ComposerAutoloaderInit10fe8fe2ec4017b8644d2b64bcf398b9', 'loadClassLoader'), true, true);
-        self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(\dirname(__FILE__)));
+        self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
         spl_autoload_unregister(array('ComposerAutoloaderInit10fe8fe2ec4017b8644d2b64bcf398b9', 'loadClassLoader'));
 
-        $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION') && (!function_exists('zend_loader_file_encoded') || !zend_loader_file_encoded());
-        if ($useStaticLoader) {
-            require __DIR__ . '/autoload_static.php';
-
-            call_user_func(\Composer\Autoload\ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9::getInitializer($loader));
-        } else {
-            $map = require __DIR__ . '/autoload_namespaces.php';
-            foreach ($map as $namespace => $path) {
-                $loader->set($namespace, $path);
-            }
-
-            $map = require __DIR__ . '/autoload_psr4.php';
-            foreach ($map as $namespace => $path) {
-                $loader->setPsr4($namespace, $path);
-            }
-
-            $classMap = require __DIR__ . '/autoload_classmap.php';
-            if ($classMap) {
-                $loader->addClassMap($classMap);
-            }
-        }
+        require __DIR__ . '/autoload_static.php';
+        call_user_func(\Composer\Autoload\ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9::getInitializer($loader));
 
         $loader->register(true);
 
-        if ($useStaticLoader) {
-            $includeFiles = Composer\Autoload\ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9::$files;
-        } else {
-            $includeFiles = require __DIR__ . '/autoload_files.php';
-        }
-        foreach ($includeFiles as $fileIdentifier => $file) {
-            composerRequire10fe8fe2ec4017b8644d2b64bcf398b9($fileIdentifier, $file);
+        $filesToLoad = \Composer\Autoload\ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9::$files;
+        $requireFile = static function ($fileIdentifier, $file) {
+            if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
+                $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
+
+                require $file;
+            }
+        };
+        foreach ($filesToLoad as $fileIdentifier => $file) {
+            ($requireFile)($fileIdentifier, $file);
         }
 
         return $loader;
     }
 }
-
-function composerRequire10fe8fe2ec4017b8644d2b64bcf398b9($fileIdentifier, $file)
-{
-    if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
-        require $file;
-
-        $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
-    }
-}
diff --git a/www/vendor/composer/autoload_static.php b/www/vendor/composer/autoload_static.php
index 9661276c..19a41a77 100644
--- a/www/vendor/composer/autoload_static.php
+++ b/www/vendor/composer/autoload_static.php
@@ -7,8 +7,8 @@ namespace Composer\Autoload;
 class ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9
 {
     public static $files = array (
-        'ec07570ca5a812141189b1fa81503674' => __DIR__ . '/..' . '/phpunit/phpunit/src/Framework/Assert/Functions.php',
         '6124b4c8570aa390c21fafd04a26c69f' => __DIR__ . '/..' . '/myclabs/deep-copy/src/DeepCopy/deep_copy.php',
+        'ec07570ca5a812141189b1fa81503674' => __DIR__ . '/..' . '/phpunit/phpunit/src/Framework/Assert/Functions.php',
     );
 
     public static $prefixLengthsPsr4 = array (
@@ -57,12 +57,15 @@ class ComposerStaticInit10fe8fe2ec4017b8644d2b64bcf398b9
         'CoreLibs\\Convert\\Byte' => __DIR__ . '/../..' . '/lib/CoreLibs/Convert/Byte.php',
         'CoreLibs\\Convert\\Colors' => __DIR__ . '/../..' . '/lib/CoreLibs/Convert/Colors.php',
         'CoreLibs\\Convert\\Encoding' => __DIR__ . '/../..' . '/lib/CoreLibs/Convert/Encoding.php',
+        'CoreLibs\\Convert\\Extends\\VarSetTypeMain' => __DIR__ . '/../..' . '/lib/CoreLibs/Convert/Extends/VarSetTypeMain.php',
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