Delete php code for all files in the specified folder

Delete all files in the specified folder. The code is very simple and suitable for beginners.

Full code.

<?php
/**
 * 删除文件夹中所有文件
 * by http://bbs.it-home.org
*/

$cacheDir = '../cache/myfiles';
$dh = opendir($cacheDir);
while ( $file = readdir($dh) ) {

if (($file == '.') || ($file == '..')) { continue; }

if (file_exists( $cacheDir . '/' .$file)) {
if (!unlink($cacheDir . '/' . $file)) {
break;
}
}
}
?>