(No version information available, might only be in Git) This factory method creates a hash from a file

(PHP 5, PHP 7) Apply a user function recursively to every member of an array

(PHP 4, PHP 5, PHP 7) Determine if a variable is set and is not NULL

(PHP 4 >= 4.0.3, PHP 5, PHP 7) De-register a function for execution on each tick

(PHP 5, PHP 7) Returns an array of all declared interfaces

(PHP 4, PHP 5, PHP 7) Gets the properties of the given object

(PHP 4 >= 4.0.6, PHP 5, PHP 7) Filters elements of an array using a callback function

(PHP 5 >= 5.6.0, PHP 7) Checks if the parameter is variadic

(PHP 5 >= 5.1.0, PHP 7) Gets doc comment public

(PHP 5 >= 5.1.0, PHP 7) Computes the difference of arrays using keys for comparison