3v4l.org

run code in 300+ PHP versions simultaneously
<?php //echo strtotime('monday this week', time()); $dayOfWeek = ((int)date('N'))-1; $startOfWeek = new DateTime(); $startOfWeek->modify("-$dayOfWeek days"); var_dump($startOfWeek->format('d'));

preferences:
35.36 ms | 402 KiB | 5 Q