An easy way is to use scandir
. You can specify a sort order using SCANDIR_SORT_ASCENDING
(0
) or SCANDIR_SORT_DESCENDING
(1
):
$files2 = scandir(WAVEFORM_RELATIVE_PATH, SCANDIR_SORT_ASCENDING);
foreach($files2 as $file) {
if (in_array(substr(strtolower($file), -4), array('.png'))) {
echo '<option'.($TRACKS->waveform==$file? ' selected="selected"' : '').'>'.$file.'</option>'."\n";
}
}