array_pop
    (PHP 4, PHP 5)
array_pop -- Pop the element off the end of array
Description
mixed 
array_pop ( array &array )
     array_pop() pops and returns the last value of
     the array, shortening the
     array by one element.
     If array is empty (or is not an array),
     NULL will be returned.
    
Note: This function will 
reset() the array pointer after 
use.
     
Example 1. array_pop() example 
<?php $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_pop($stack); print_r($stack); ?>
 |  
 
       After this, $stack will have only 3 elements:
       
Array (     [0] => orange     [1] => banana     [2] => apple )
 |  
 
       and raspberry will be assigned to
       $fruit.
        | 
    
     See also array_push(),
     array_shift(), and
     array_unshift().