diff --git a/.gitignore b/.gitignore
index d8a7996a..a90ee1eb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
composer.lock
vendor/
+.env
diff --git a/www/admin/class_test.array.php b/www/admin/class_test.array.php
index 6491ee59..2e826f4d 100644
--- a/www/admin/class_test.array.php
+++ b/www/admin/class_test.array.php
@@ -263,6 +263,8 @@ $out = array_intersect_key(
);
print "array intersect key: " . DgS::printAr($keys) . ": " . DgS::printAr($out) . "
";
+print "array + suffix: " . DgS::printAr(ArrayHandler::arrayModifyKey($array, key_mod_suffix:'_attached')) . "
";
+
print "