3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dob = new \DateTimeImmutable('now - 100 years')->setTime(0,0,0); $hundredYearsAgo = new \DateTimeImmutable('now - 100 years')->setTime(0,0,0); var_dump($dob); var_dump($hundredYearsAgo); var_dump($dob <= $hundredYearsAgo);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.1.30.5950.07336.43
7.1.20.4080.07836.44
7.1.10.6420.08020.37
7.1.00.0080.07320.48
7.0.170.3580.07319.94
7.0.160.4930.06320.11
7.0.150.3700.07320.05
7.0.140.0200.05820.05
7.0.130.0230.06020.07
7.0.120.4420.06020.07
7.0.110.0180.06319.95
7.0.100.0120.06720.00
7.0.90.0130.06520.08
7.0.80.2850.05720.01
7.0.70.0170.07219.99
7.0.60.4070.06520.08
7.0.50.0220.05720.06
7.0.40.0280.05320.08
7.0.30.0070.07520.03
7.0.20.0170.05320.05
7.0.10.0080.06820.05
7.0.00.0170.06520.01

preferences:
138.21 ms | 1394 KiB | 7 Q