PHP readdir() Function
Example
Open a directory, read its content, and then close it:
<?php
$dir = "/images/";
// Open the directory and then read its content
if (is_dir($dir)){
if ($dh = opendir($dir)){
while (($file = readdir($dh)) !== false){
echo "filename:" . $file . "<br>";
}
closedir($dh);
}
}
?>
Result:
filename: cat.gif filename: dog.gif filename: horse.gif
Definition and Usage
The readdir() function returns the filename of the next file in the directory.
Syntax
readdir(dir_handle);
| Parameter | Description |
|---|---|
| dir_handle |
Optional. Specify the directory handle resource opened by opendir() previously. If this parameter is not specified, the last link opened by opendir() is used. |
Technical Details
| Return Value: | Returns the name of the entry (filename) if successful, or FALSE if unsuccessful. |
|---|---|
| PHP Version: | 4.0+ |
