3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump("\x27"); var_dump('\x27'); var_dump(str_replace('\', '/', \x27));

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)
7.0.00.0100.07720.32
5.6.160.0130.06720.44
5.6.150.0030.07018.17
5.6.140.0000.04018.25
5.6.130.0070.04018.28
5.6.120.0000.08721.03
5.6.110.0070.05721.11
5.6.100.0070.08320.88
5.6.90.0100.07320.96
5.6.80.0130.05020.47
5.5.300.0070.05318.04
5.5.290.0030.04317.95
5.5.280.0170.09320.75
5.5.270.0100.08020.79
5.5.260.0070.04720.79
5.5.250.0030.08320.47
5.5.240.0070.06020.34

preferences:
139.62 ms | 1394 KiB | 7 Q