Data Structure

Data Structures, is a PHP extension which provides efficient data structures, provided as an alternative to the array. It is available since PHP 7.

In particular, it provides the following structures:

• Collection

• Sequence

• Vector

• Deque

• Map

• Pair

• Set

• Stack

• Queue

• PriorityQueue.

<?php

    $stack = [];
    $stack[] = first;
    $stack[] = second;
    // same as array_push($stack, second);

    echo array_pop($stack); // Outputs: second

?>

Documentation

See also ext-ds.

Related : Collection, Set, Hash, Stack, Queue, Pair, Sequence, Datastack, Data Structure