Recursive Directory Deletion PHP

rmdirRecursive.php

<?php

    function rmdirRecursive(string $dir) {
        
        $iter = new RecursiveDirectoryIterator($dir, FilesystemIterator::SKIP_DOTS);
        $it = new RecursiveIteratorIterator($iter, RecursiveIteratorIterator::CHILD_FIRST);
        
        foreach($it as $file) {
            
            if ($file->isDir()) {
                
                rmdir($file->getPathname());
                
            } else {
                
                unlink($file->getPathname());
            }
        }
        
        rmdir($dir);
    }