(PHP 5 >= 5.3.0, PHP 7) Call a static method

(PHP 4, PHP 5, PHP 7) Import variables into the current symbol table from an array

(PHP 4, PHP 5, PHP 7) Returns the name of the class of an object

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

(PHP 5 >= 5.1.0, PHP 7) Computes the intersection of arrays using a callback function on the keys for comparison

(PHP 5 >= 5.1.0, PHP 7) Checks if parameter expects an array

(PECL quickhash >= Unknown) This method checks whether a key is part of the hash

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Check for alphabetic character(s)

(PHP 4, PHP 5, PHP 7) Prints human-readable information about a variable

(PECL quickhash >= Unknown) Creates a new QuickHashIntStringHash object