Add jsonPrettyPrint for formatted JSON output

Can be used for any debug output when needed

www/admin/class_test.json.php

@@ -67,6 +67,8 @@ print "J/S::E-JSON ERROR: " . $json_class::jsonGetLastError() . ": " . $json_cla
 $array = ['foo' => 'bar'];
 $output = Json::jsonConvertArrayTo($array);
 print "S::JSON: " . DgS::printAr($array) . " => " . $output . "<br>";
+$array = ['foo' => 'bar', 'sub' => ['other' => 'this', 'foo' => 'bar', 'set' => [12, 34, true]]];
+print "Pretty: <pre>" . Json::jsonPrettyPrint($array) . "</pre><br>";
 
 print "</body></html>";
 

www/lib/CoreLibs/Convert/Json.php

@@ -119,6 +119,23 @@ class Json
 		}
 		return $return_string === true ? $json_error_string : self::$json_last_error;
 	}
+
+	/**
+	 * wrapper to call convert array to json with pretty print
+	 *
+	 * @param  array<mixed>  $data
+	 * @return string
+	 */
+	public static function jsonPrettyPrint(array $data): string
+	{
+		return self::jsonConvertArrayTo(
+			$data,
+			JSON_PRETTY_PRINT |
+			JSON_UNESCAPED_LINE_TERMINATORS |
+			JSON_UNESCAPED_SLASHES |
+			JSON_UNESCAPED_UNICODE
+		);
+	}
 }
 
 // __END__