3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = time(); $num2 = $num + 3600; print_r($num); PHP_EOL; print_r($num2); ?>
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 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 - 5.5.5, 5.5.7 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
13927553251392758925
Output for 5.5.6
13927553261392758926
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
1392755325 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aZLp5 on line 5 1392758925
preferences:
215.61 ms | 402 KiB | 325 Q