Type Checks

Introduction

These functions and classes provide a way to check for common data types.

Click on the function or class below for more details.

Function	Purpose
`is_array_list()`	can every item in the list be used as a PHP array?
`is_list()`	can we use the variable in a `foreach()` loop?
`is_listy_object()`	can we use the variable in a `foreach()` loop?
`is_stringy()`	can we use the variable as a string?
`IsArray::check()`	can we use the variable with PHP's `array_xxx` functions?
`IsArray::checkList()`	can we use every entry in the list with PHP's `array_xxx` functions?
`IsAssignable::check()`	can we use the variable with PHP's object notation?
`IsAssignable::checkList()`	can we use every entry in the list with PHP's object notation?
`IsList::check()`	can we use the variable in a `foreach()` loop?
`IsList::checkList()`	can we use every entry in the list in a `foreach()` loop?
`IsListyObject::check()`	can we use the variable in a `foreach()` loop?
`IsListyObject::checkList()`	can we use every entry in the list in a `foreach()` loop?
`IsStringy::check()`	can we use the variable as a string?
`IsStringy::checkList()`	can we use every entry in the list as a string?