The type of the first element in a serialized PHP session is not defined, its always string. Thats why its type is also not defined in its serialized representation, while the type for other array ...

PHP Deprecated: Calling session_set_save_handler() with more than 2 arguments is deprecated in /home/runner/work/yii2/yii2/framework/web/Session.php on line 187 This ...

I've got a bunch of $_POST values being brought over from a form. Many of these values are from checkboxes, with the form names all starting with 'field_'. These signify the columns in a chart that ...