PHP rewinddir() Funksie
Voorbeeld
Maak 'n gids oop, lys sy lêers, stel gidshandvatsel terug, lys weer sy lêers, maak dan toe:
<?php
$dir = "/images/";
// Open a directory, and read its contents
if (is_dir($dir)){
if ($dh = opendir($dir)){
// List files in images directory
while (($file = readdir($dh)) !== false){
echo "filename:" . $file . "<br>";
}
rewinddir();
// List once again files in images directory
while (($file = readdir($dh)) !== false){
echo "filename:" . $file . "<br>";
}
closedir($dh);
}
}
?>
Resultaat:
filename: cat.gif
filename: dog.gif
filename: horse.gif
filename: cat.gif
filename: dog.gif
filename: horse.gif
Definisie en gebruik
Die rewinddir()-funksie stel die gidshandvatsel terug wat deur opendir() geskep is .
Sintaksis
rewinddir(dir)
Parameterwaardes
Parameter | Description |
---|---|
dir | Optional. Specifies the directory handle resource previously opened with opendir(). If this parameter is not specified, the last link opened by opendir() is assumed |
Tegniese besonderhede
Terugkeerwaarde: | NULL op sukses, ONWAAR op mislukking |
---|---|
PHP weergawe: | 4,0+ |
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