Ds\Sequence::pop

(PECL ds >= 1.0.0)

Ds\Sequence::pop — Removes and returns the last value.

说明

abstract public mixed Ds\Sequence::pop ( void )

Removes and returns the last value.

参数

此函数没有参数。

返回值

The removed last value.

错误／异常

UnderflowException if empty.

范例

Example #1 Ds\Sequence::pop() example

<?php
$sequence = new \Ds\Vector([1, 2, 3]);

var_dump($sequence->pop());
var_dump($sequence->pop());
var_dump($sequence->pop());
?>

以上例程的输出类似于：

int(3)
int(2)
int(1)

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