PHP 7.1.21 Released

Ds\Stack::pop

(PECL ds >= 1.0.0)

Ds\Stack::popRemoves and returns the value at the top of the stack

说明

public mixed Ds\Stack::pop ( void )

Removes and returns the value at the top of the stack.

参数

此函数没有参数。

返回值

The removed value which was at the top of the stack.

错误/异常

UnderflowException if empty.

范例

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

<?php
$stack 
= new \Ds\Stack();

$stack->push("a");
$stack->push("b");
$stack->push("c");

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

以上例程的输出类似于:

string(1) "c"
string(1) "b"
string(1) "a"
add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top