3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $tmp=microtime(true); //sleep(2); echo(microtime(true)-$tmp)*1000; ?>
based on nCGLi
Output for 7.2.6
0.0081062316894531
Output for 7.2.0
0.0040531158447266
Output for 5.6.7, 5.6.10, 5.6.16, 5.6.19, 5.6.28, hhvm-3.15.4, 7.0.0 - 7.0.2, 7.0.4, 7.0.6 - 7.0.14, 7.0.16, 7.0.18, 7.1.3 - 7.1.4, 7.1.10
0.00095367431640625
Output for 7.0.3, 7.0.5, 7.0.15, 7.0.17, 7.0.20, 7.1.2, 7.1.5 - 7.1.7
0
Output for 5.6.29, 7.0.19, 7.1.1
0.0011920928955078
Output for 7.1.0
0.0050067901611328
Output for 5.6.0, 5.6.2, 5.6.5, 5.6.8, 5.6.11 - 5.6.12, 5.6.14 - 5.6.15, 5.6.17 - 5.6.18, 5.6.21, 5.6.23, 5.6.30
0.0019073486328125
Output for 5.6.1, 5.6.3, 5.6.6, 5.6.9, 5.6.13, 5.6.22, 5.6.24 - 5.6.27
0.0021457672119141
Output for 5.6.20
0.0030994415283203
Output for 5.6.4
0.0028610229492188