(PHP 4, PHP 5, PHP 7) Sort an array in reverse order and maintain index association

(PHP 4, PHP 5, PHP 7) Sort an array and maintain index association

(PHP 5, PHP 7) Computes the difference of arrays with additional index check, compares data and indexes by a

(PHP 4, PHP 5, PHP 7) Set the internal pointer of an array to its last element

(PHP 4 >= 4.0.7, PHP 5, PHP 7) Checks if the given key or index exists in the array

(PHP 4, PHP 5, PHP 7) Pick one or more random entries out of an array

(PHP 4, PHP 5, PHP 7) Push one or more elements onto the end of array

(PHP 5 >= 5.3.0, PHP 7) Replaces elements from passed arrays into the first array

(PHP 5, PHP 7) Computes the difference of arrays with additional index check, compares data by a callback function

(PHP 4, PHP 5, PHP 7) Shuffle an array bool shuffle