PHP scandir () function traverse folder directory and all file instance code

The Scandir () function returns an array of files and directories in the specified directory.

The following uses the PHP Scandir function to traverse the folder directory and all files, the code is as follows:

<?php$dir = "."; Current directory List_file ($dir), function List_file ($dir) {$list = Scandir ($dir);//Get all files and folders under the file foreach ($list as $file) {//traverse $ file_location= $dir. " /". $file;//Generate Path if (Is_dir ($file _location) && $file! =". "&& $file! =" ... ") {//Determine if the folder echoes "------------------------sign in $file _location------------------"; List_file ($file _location);// Continue traversing}echo "<br/>";}? >