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run code in 150+ php & hhvm versions
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<?php function addTen($number) { if (time() % 10 === 0) { sleep(5); } return (int) $number + 10; } echo addTen(20);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
30