3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(date("Y-m-d", time() - 3600));
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
string(10) "2018-01-18"
preferences:
157.02 ms | 402 KiB | 157 Q