PHP 8 reference · Array Functions

PHP array_pop() Function

Remove the last element of an array and return it. Returns null if the array is empty.

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Syntax

array_pop(array &$array): mixed

Parameter	Description
`array`	The array (changed in place).

The removed value, or null.

Take the last elementTry it yourself

<?php
$stack = ["html", "css", "php"];
echo array_pop($stack), "\n";
print_r($stack);

Output

php
Array
(
    [0] => html
    [1] => css
)

Empty arraysTry it yourself

<?php
$empty = [];
var_dump(array_pop($empty));

Output

NULL

Version	Change
PHP 4.0	Added

array_push() · Add one or more elements to the end of an array and return its new length. $array[] = $value does the same for one value.
array_shift() · Remove the first element of an array and return it. Numeric keys are renumbered from 0; string keys stay.
array_key_last() · Return the last key of an array without moving its internal pointer, or null for an empty array. Added in 7.3.
PHP Arrays · tutorial
PHP Array Functions · tutorial