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PHP - Manual: SplDoublyLinkedList::rewind - 互联网笔记

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PHP官方手册 - 互联网笔记

PHP - Manual: SplDoublyLinkedList::rewind

2025-05-14

SplDoublyLinkedList::rewind

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

SplDoublyLinkedList::rewindRewind iterator back to the start

说明

public SplDoublyLinkedList::rewind(): void

This rewinds the iterator to the beginning.

参数

此函数没有参数。

返回值

没有返回值。

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用户贡献的备注 1 note

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lincoln dot du dot j at gmail dot com
7 years ago
$dll = new SplDoublyLinkedList();
$dll->push(2);
$dll->push(3);
$dll->unshift(5);
$dll->rewind(); // starting from beginning without this it will not work

while($dll->valid()){
echo $dll->current()."\n";
$dll->next();
}

//Output
5
2
3

官方地址:https://www.php.net/manual/en/spldoublylinkedlist.rewind.php

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