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run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(file_get_contents('/proc/version'));
Output for 7.2.0
string(117) "Linux version 4.13.12-1-ARCH (builduser@tobias) (gcc version 7.2.0 (GCC)) #1 SMP PREEMPT Wed Nov 8 11:54:06 CET 2017 "
Output for 4.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.1.7
string(128) "Linux version 4.11.3-1-ARCH (builduser@tobias) (gcc version 7.1.1 20170516 (GCC) ) #1 SMP PREEMPT Sun May 28 10:40:17 CEST 2017 "