3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mktime(0, 0, 0, date('n'), date('j') - date('j') + 1); echo '<br/>'.date('c', mktime(0, 0, 0, date('n'), date('j') - date('j') + 1));

preferences:
68.89 ms | 402 KiB | 5 Q