php rewinddir() function
Translation results：
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() functionsyntax
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() functionexample
<?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>";
}
}
?>