3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (class_exists('DirectoryIterator')) { $i1 = new DirectoryIterator('/tmp'); $i2 = new DirectoryIterator('/tmp'); var_dump($i1 == $i2); } else { var_dump('Class DirectoryIterator does not exist'); }

preferences:
37.17 ms | 402 KiB | 5 Q