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

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PHP官方手册 - 互联网笔记

PHP - Manual: FilesystemIterator::rewind

2025-05-17

FilesystemIterator::rewind

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

FilesystemIterator::rewindRewinds back to the beginning

说明

public FilesystemIterator::rewind(): void

Rewinds the directory back to the start.

参数

此函数没有参数。

返回值

没有返回值。

示例

示例 #1 FilesystemIterator::rewind() example

<?php
$iterator
= new FilesystemIterator(dirname(__FILE__), FilesystemIterator::KEY_AS_FILENAME);

echo
$iterator->key() . "\n";

$iterator->next();
echo
$iterator->key() . "\n";

$iterator->rewind();
echo
$iterator->key() . "\n";
?>

以上示例的输出类似于:

apple.jpg
banana.jpg
apple.jpg

参见

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

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