yolo

yolo.php

<?php

define('PATTERN', '*.{jpg,jpeg,gif,png}');

function getFilesIn(string $path): array
{
    $files = glob($path . '/' . PATTERN, GLOB_BRACE);

    foreach (glob($path . '/*', GLOB_ONLYDIR|GLOB_NOSORT) as $subDir) {
        $files = array_merge($files, getFilesIn($subDir));
    }

    return $files;
}

$images = getFilesIn(__DIR__);
var_dump($images);
die;