3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $tmp=microtime(true); echo ((microtime(true)-$tmp)*1000); ?>
based on nCGLi
Output for 7.2.6
0.0081062316894531
Output for 5.6.2, 7.2.0
0.0028610229492188
Output for 7.0.1 - 7.0.3, 7.0.7, 7.0.10, 7.0.16 - 7.0.17, 7.0.19 - 7.0.20, 7.1.2, 7.1.4 - 7.1.6, 7.1.10
0
Output for 5.6.4 - 5.6.5, 5.6.9, 5.6.11 - 5.6.12, 7.0.0, 7.0.4, 7.0.6, 7.0.8 - 7.0.9, 7.0.12 - 7.0.15, 7.0.18, 7.1.0 - 7.1.1, 7.1.3, 7.1.7
0.00095367431640625
Output for 5.6.22, 7.0.5, 7.0.11
0.0011920928955078
Output for 5.6.0 - 5.6.1, 5.6.13 - 5.6.14, 5.6.17, 5.6.20, 5.6.24 - 5.6.29, hhvm-3.15.4
0.0019073486328125
Output for 5.6.3, 5.6.6 - 5.6.8, 5.6.15 - 5.6.16, 5.6.18 - 5.6.19, 5.6.21, 5.6.23, 5.6.30
0.0021457672119141
Output for 5.6.10
0.0030994415283203