From http://www.w3schools.com (Copyright Refsnes Data)

PHP array_pop() Function

PHP Array Reference Complete PHP Array Reference

Definition and Usage

The array_pop() function deletes the last element of an array.

Syntax

array_pop(array)

Parameter Description
array Required. Specifies an array

Example

<?php
$a=array("Dog","Cat","Horse");
array_pop($a);
print_r($a);
?>

The output of the code above will be:

Array ( [0] => Dog [1] => Cat )

PHP Array Reference Complete PHP Array Reference

From http://www.w3schools.com (Copyright Refsnes Data)