(PHP 4, PHP 5, PHP 7) Alias of

(PHP 4 >= 4.0.2, PHP 5, PHP 7) Returns the resource type

(PHP 5 >= 5.1.0, PHP 7) Checks if property is defined

(PHP 4, PHP 5, PHP 7) Generates a storable representation of a value

(PHP 5 >= 5.2.3, PHP 7) Gets declaring function

(PHP 5 >= 5.4.0, PHP 7) Returns whether parameter MUST be callable

(PHP 5, PHP 7) Gets declaring class public ReflectionClass

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Outputs or returns a parsable string representation of a variable

(PHP 4, PHP 5, PHP 7) Pop the element off the end of array

(PHP 5 >= 5.2.0, PHP 7) Gets a specific external variable by name and optionally filters it