array_pop

(PHP 4 )

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.

範例 1. array_pop() example

$stack = array ("orange", "banana", "apple", "raspberry");
$fruit = array_pop ($stack);

After this, $stack will have only 3 elements:
Array
(
    [0] => orange
    [1] => banana
    [2] => apple
)
and rasberry will be assigned to $fruit.

警告

這個函數可能 回傳布林值FALSE,但也可能回傳一個同於FALSE的非布林值 ,像是0或 ""。請參考Booleans此節有更多資訊。 使用 === 運算子來測試這個函數的回傳值。

See also array_push(), array_shift(), and array_unshift().