3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 1; $i < 10; $i++) { echo strtotime("+$i days") . "<br/>/n"; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
1359493991<br/>/n1359580391<br/>/n1359666791<br/>/n1359753191<br/>/n1359839591<br/>/n1359925991<br/>/n1360012391<br/>/n1360098791<br/>/n1360185191<br/>/n
Output for 5.0.0 - 5.0.2
1359414000<br/>/n1359500400<br/>/n1359586800<br/>/n1359673200<br/>/n1359759600<br/>/n1359846000<br/>/n1359932400<br/>/n1360018800<br/>/n1360105200<br/>/n

preferences:
281.69 ms | 401 KiB | 456 Q