3v4l.org

run code in 500+ PHP versions simultaneously
<?php function foo() {} function bar() {} function proxy($c) { spl_autoload_call($c); } spl_autoload_register(foo(...)); spl_autoload_register(bar(...)); var_dump(spl_autoload_functions()); var_dump(spl_autoload_unregister(proxy(...))); var_dump(spl_autoload_functions()); var_dump(spl_autoload_unregister(spl_autoload_call(...))); var_dump(spl_autoload_functions());

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)
8.5.60.0120.00516.72
8.5.50.0070.01116.74
8.5.30.0100.00718.13
8.5.20.0090.00920.04
8.5.10.0090.00916.19
8.5.00.0140.00919.68
8.4.210.0140.00719.46
8.4.180.0140.01119.54
8.4.170.0060.00524.02
8.4.160.0160.00722.09
8.4.150.0080.00516.87
8.4.140.0120.01017.25
8.4.130.0120.00617.72
8.4.120.0120.00720.46
8.4.110.0120.00722.71
8.4.100.0320.00618.79
8.4.90.0170.00720.46
8.4.80.0180.00417.46
8.4.70.0170.00417.41
8.4.60.0170.00417.38
8.4.50.0170.00417.32
8.4.40.0160.00617.33
8.4.30.0200.00417.30
8.4.20.0220.00317.18
8.4.10.0190.00417.25
8.3.300.0080.01220.92
8.3.290.0120.00920.72
8.3.280.0090.01118.54
8.3.270.0100.01016.37
8.3.260.0090.01016.36
8.3.250.0160.00418.78
8.3.240.0080.01016.41
8.3.230.0040.00516.66
8.3.220.0180.00516.19
8.3.210.0150.00716.21
8.3.200.0200.00016.58
8.3.190.0180.00316.54
8.3.180.0160.00816.20
8.3.170.0180.00516.52
8.3.160.0160.00616.31
8.3.150.0170.00516.64
8.3.140.0170.00516.50
8.3.130.0140.00616.70
8.3.120.0180.00216.23
8.3.110.0150.00416.41
8.3.100.0200.00316.43
8.3.90.0150.00616.47
8.3.80.0220.00116.08
8.3.70.0190.00316.66
8.3.60.0200.00216.54
8.3.50.0160.00516.71
8.3.40.0190.00417.23
8.3.30.0120.00517.11
8.3.20.0150.00417.10
8.3.10.0150.00317.33
8.3.00.0080.00417.30
8.2.300.0160.00820.30
8.2.290.0190.00216.25
8.2.280.0120.00416.33
8.2.270.0180.00116.46
8.2.260.0120.00716.63
8.2.250.0120.00616.52
8.2.240.0130.00616.59
8.2.230.0140.00316.42
8.2.220.0120.00616.54
8.2.210.0140.00416.42
8.2.200.0110.00816.17
8.2.190.0130.00516.64
8.2.180.0190.00216.46
8.2.170.0160.00517.52
8.2.160.0140.00617.56
8.2.150.0160.00517.34
8.2.140.0160.00317.06
8.2.130.0170.00317.38
8.2.120.0120.00617.28
8.2.110.0130.00617.45
8.2.100.0150.00517.28
8.2.90.0180.00217.24
8.2.80.0130.00717.36
8.2.70.0150.00417.04
8.2.60.0160.00317.37
8.2.50.0180.00617.01
8.2.40.0150.00217.28
8.2.30.0150.00417.35
8.2.20.0140.00517.10
8.2.10.0160.00417.21
8.2.00.0150.00617.32
8.1.340.0090.01020.31

preferences:
54.69 ms | 894 KiB | 4 Q