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run code in 200+ php & hhvm versions
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<?php var_dump(time()); sleep(2); var_dump(time());
Output for 4.3.0 - 5.3.21, 5.3.23 - 5.5.3, 5.5.5 - 7.2.0
int(1405031808) int(1405031810)
Output for 5.3.22, 5.5.4
int(1405031808)
Process exited with code 137.