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<?php $time = time(); $n = 100; while($n--) { for($i =0; $i<4; $i++) echo $time.","; sleep(120); $time = time(); echo "\n"; }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.6
1351425983,1351425983,1351425983,1351425983,
Process exited with code 137.

preferences:
134.57 ms | 403 KiB | 166 Q