Copy folder recursively

copy

$path = 'path/to/src';
$dest = 'path/to/dest';

foreach (
	$iterator = new RecursiveIteratorIterator(
	new RecursiveDirectoryIterator($path, RecursiveDirectoryIterator::SKIP_DOTS),
	RecursiveIteratorIterator::SELF_FIRST) as $item
) {
	if ($item->isDir()) {
		mkdir($dest . DIRECTORY_SEPARATOR . $iterator->getSubPathName());
	} else {
		copy($item, $dest . DIRECTORY_SEPARATOR . $iterator->getSubPathName());
	}
}