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php rewinddir() function

Chinese translationRecent Updates：2018-04-19 14:12:21

UK[ˌri:ˈwaɪnd] US[riˈwaɪnd]

v. Rewind; rewind (video, audio tape, etc.)

n. Rewind; rewinder

Third person singular: rewinds Plural: rewinds Present participle: rewinding Past tense: rewound Past participle: rewound

php rewinddir() function Video explanation

php rewinddir() function syntax

Function: Reset the directory handle created by opendir().

Syntax: rewinddir(dir_handle)

Parameters:

Parameter	Description
dir_handle	Optional. Specifies a directory handle resource previously opened by opendir(). If this parameter is not specified, the last link opened by opendir() is used.

Description: Reset the directory handle created by opendir().

php rewinddir() function example

<?php
$dir = "/phpstudy/WWW/20180414/";
// 打开目录，然后读取其内容
if ($dh = opendir($dir)){
        while (($file = readdir($dh)) !== false)
        {
            echo "filename:" . $file . "<br>";
        }
        //重置目录句柄
        rewinddir();
        while (($file = readdir($dh)) !== false)
        {
            echo "filename:" . $file . "<br>";
        }
}
?>

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