3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(strlen(microtime(true)));
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.3, 5.1.5 - 5.2.1, 5.2.3 - 5.2.17, 5.3.2 - 5.3.3, 5.3.5 - 5.3.11, 5.3.13 - 5.3.16, 5.3.18 - 5.3.19, 5.3.21 - 5.3.28, 5.4.0 - 5.4.30, 5.4.32 - 5.5.4, 5.5.6 - 5.5.20, 5.5.22 - 5.5.37, 5.6.0 - 5.6.14, 5.6.16 - 5.6.20, 5.6.22 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.6, 7.0.8 - 7.1.0
int(15)
Output for 5.1.0, 5.1.4, 5.2.2, 5.3.0 - 5.3.1, 5.3.4, 5.3.12, 5.3.17, 5.3.20, 5.3.29, 5.4.31, 5.5.5, 5.5.21, 5.5.38, 5.6.15, 5.6.21, 7.0.7
int(14)
Output for 4.3.0 - 4.4.9
int(21)