略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: Ds\Deque::get

2024-11-14

Ds\Deque::get

(PECL ds >= 1.0.0)

Ds\Deque::getReturns the value at a given index

说明

public Ds\Deque::get(int $index): mixed

Returns the value at a given index.

参数

index

The index to access, starting at 0.

返回值

The value at the requested index.

错误/异常

OutOfRangeException if the index is not valid.

范例

示例 #1 Ds\Deque::get() example

<?php
$deque 
= new \Ds\Deque(["a""b""c"]);

var_dump($deque->get(0));
var_dump($deque->get(1));
var_dump($deque->get(2));
?>

以上例程的输出类似于:

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

示例 #2 Ds\Deque::get() example using array syntax

<?php
$deque 
= new \Ds\Deque(["a""b""c"]);

var_dump($deque[0]);
var_dump($deque[1]);
var_dump($deque[2]);
?>

以上例程的输出类似于:

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

User Contributed Notes

There are no user contributed notes for this page.

官方地址:https://www.php.net/manual/en/ds-deque.get.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3