Arbo php code pas top

function getDirectory( $path = '.', $level = 0 ){

    $ignore = array( 'cgi-bin', '.', '..' );
    // Directories to ignore when listing output. Many hosts
    // will deny PHP access to the cgi-bin.

    $dh = @opendir( $path );
    // Open the directory to the handle $dh
    
    while( false !== ( $file = readdir( $dh ) ) ){
    // Loop through the directory
    
        if( !in_array( $file, $ignore ) ){
        // Check that this file is not to be ignored
            
            $spaces = str_repeat( ' ', ( $level * 4 ) );
            // Just to add spacing to the list, to better
            // show the directory tree.
            
            if( is_dir( "$path/$file" ) ){
            // Its a directory, so we need to keep reading down...
            
                echo "<strong>$spaces $file</strong><br />";
                getDirectory( "$path/$file", ($level+1) );
                // Re-call this same function but on a new directory.
                // this is what makes function recursive.
            
            } else {
            
                echo "$spaces $file<br />";
                // Just print out the filename
            
            }
        
        }
    
    }
    
    closedir( $dh );
    // Close the directory handle

}