3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function run(?stdClass $x, $y) { } } class B extends A { public function run(stdClass $x = null, $y) { } }

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)
8.5.10.0040.00416.52
8.5.00.0120.00919.77
8.4.150.0010.00214.05
8.4.140.0130.00917.70
8.4.130.0150.00517.95
8.4.120.0150.00620.54
8.4.110.0130.00722.58
8.4.100.0060.00517.66
8.4.90.0080.00920.82
8.4.80.0120.00922.79
8.4.70.0080.00718.75
8.4.60.0120.01020.48
8.4.50.0120.01020.03
8.4.40.0100.00317.64
8.4.30.0130.00920.69
8.4.20.0060.00319.04
8.4.10.0050.00319.67
8.3.280.0130.00718.37
8.3.270.0150.00716.20
8.3.260.0090.01116.63
8.3.250.0120.00619.00
8.3.240.0110.00916.48
8.3.230.0030.00516.74
8.3.220.0150.00319.11
8.3.210.0110.00716.43
8.3.200.0060.00216.12
8.3.190.0050.00417.03
8.3.180.0100.00818.85
8.3.170.0030.01317.18
8.3.160.0130.00618.41
8.3.150.0040.01216.95
8.3.140.0090.00616.55
8.3.130.0220.00416.34
8.3.120.0160.00216.26
8.3.110.0190.00016.29
8.3.100.0170.00416.54
8.3.90.0170.00616.52
8.3.80.0210.00216.61
8.3.70.0190.00316.16
8.3.60.0170.00416.11
8.3.50.0150.00616.33
8.3.40.0200.00217.04
8.3.30.0150.00417.21
8.3.20.0130.00517.10
8.3.10.0160.00218.05
8.3.00.0070.00417.23
8.2.290.0040.00516.93
8.2.280.0060.00920.14
8.2.270.0040.01518.16
8.2.260.0080.00016.94
8.2.250.0080.00116.49
8.2.240.0160.00216.15
8.2.230.0120.00616.06
8.2.220.0140.00616.31
8.2.210.0130.00516.25
8.2.200.0120.00616.43
8.2.190.0120.00716.28
8.2.180.0090.00916.17
8.2.170.0120.00917.21
8.2.160.0180.00117.14
8.2.150.0150.00417.12
8.2.140.0160.00417.33
8.2.130.0130.00617.13
8.2.120.0160.00517.21
8.2.110.0180.00117.13
8.2.100.0140.00517.17
8.2.90.0100.00917.36
8.2.80.0110.00717.04
8.2.70.0140.00417.08
8.2.60.0130.00617.25
8.2.50.0150.00317.19
8.2.40.0130.00416.99
8.2.30.0110.00717.25
8.2.20.0120.00517.08
8.2.10.0150.00317.19
8.2.00.0140.00517.02
8.1.330.0120.00617.73
8.1.320.0140.00516.14
8.1.310.0080.00016.69
8.1.300.0190.00016.05
8.1.290.0130.00416.05
8.1.280.0130.00416.05
8.1.270.0150.00316.94
8.1.260.0190.00216.99
8.1.250.0190.00016.96
8.1.240.0180.00016.81
8.1.230.0150.00216.87
8.1.220.0130.00416.92
8.1.210.0150.00116.89
8.1.200.0140.00416.71
8.1.190.0090.00816.87
8.1.180.0120.00516.94
8.1.170.0150.00216.91
8.1.160.0110.00516.96
8.1.150.0160.00016.93
8.1.140.0130.00316.98
8.1.130.0140.00316.97
8.1.120.0110.00617.97
8.1.110.0110.00517.02
8.1.100.0140.00316.91
8.1.90.0130.00517.11
8.1.80.0140.00517.06
8.1.70.0120.00616.95
8.1.60.0150.00417.23
8.1.50.0150.00316.91
8.1.40.0190.00516.97
8.1.30.0170.00417.06
8.1.20.0130.00617.15
8.1.10.0180.00017.10
8.1.00.0150.00316.87

preferences:
31.34 ms | 403 KiB | 5 Q