3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B extends A {} class Handler { public function handle(A $a) { print get_class($a); } } class HandlerB extends Handler { public function handle($a) { print get_class($a); } } $handlerA = new Handler(); $handlerB = new HandlerB(); $handlerA->handle(new A()); $handlerB->handle(new B());

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)
8.3.60.0190.00316.50
8.3.50.0110.00718.08
8.3.40.0110.00418.66
8.3.30.0110.00418.90
8.3.20.0040.00419.33
8.3.10.0050.00323.55
8.3.00.0040.00420.62
8.2.180.0070.00718.29
8.2.170.0090.01222.96
8.2.160.0100.00320.57
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0030.00518.21
8.2.120.0040.00426.35
8.2.110.0070.00319.30
8.2.100.0110.00318.09
8.2.90.0090.00217.38
8.2.80.0040.00417.97
8.2.70.0040.00418.04
8.2.60.0080.00018.03
8.2.50.0000.00818.10
8.2.40.0040.00419.46
8.2.30.0070.00019.31
8.2.20.0000.00718.05
8.2.10.0000.00717.92
8.2.00.0040.00417.54
8.1.280.0110.00425.92
8.1.270.0040.00420.39
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.00922.09
8.1.230.0030.00719.01
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0060.00318.44
8.1.160.0040.00418.82
8.1.150.0040.00418.79
8.1.140.0070.00022.07
8.1.130.0070.00022.09
8.1.120.0040.00417.42
8.1.110.0040.00417.37
8.1.100.0040.00417.46
8.1.90.0030.00517.36
8.1.80.0030.00417.38
8.1.70.0060.00317.30
8.1.60.0090.00317.62
8.1.50.0000.00717.45
8.1.40.0040.00417.50
8.1.30.0040.00417.60
8.1.20.0040.00417.68
8.1.10.0030.00617.55
8.1.00.0000.00717.50
8.0.300.0060.00318.77
8.0.290.0070.00016.88
8.0.280.0040.00418.46
8.0.270.0070.00017.19
8.0.260.0000.00618.46
8.0.250.0000.00716.93
8.0.240.0000.00717.04
8.0.230.0030.00616.98
8.0.220.0030.00316.91
8.0.210.0030.00316.84
8.0.200.0030.00316.88
8.0.190.0000.00716.96
8.0.180.0030.00616.97
8.0.170.0060.00316.80
8.0.160.0000.00716.99
8.0.150.0040.00416.75
8.0.140.0030.00616.88
8.0.130.0050.00013.29
8.0.120.0000.00716.85
8.0.110.0070.00016.86
8.0.100.0000.00716.84
8.0.90.0040.00316.89
8.0.80.0090.00616.91
8.0.70.0040.00416.80
8.0.60.0040.00416.90
8.0.50.0040.00416.88
8.0.30.0060.01116.98
8.0.20.0100.00717.40
8.0.10.0070.00016.82
8.0.00.0110.01116.65
7.4.330.0070.00015.55
7.4.320.0060.00016.58
7.4.300.0060.00016.56
7.4.290.0070.00016.52
7.4.280.0060.00316.61
7.4.270.0000.00716.64
7.4.260.0080.00016.53
7.4.250.0000.00816.51
7.4.240.0000.00816.61
7.4.230.0050.00316.73
7.4.220.0080.00016.59
7.4.210.0070.00816.63
7.4.200.0040.00416.51
7.4.160.0090.00716.65
7.4.140.0100.00717.86
7.4.130.0120.00616.48
7.4.120.0120.00816.57
7.4.110.0140.00316.48
7.4.100.0070.01016.60
7.4.90.0060.01016.50
7.4.80.0060.01119.39
7.4.70.0140.00316.53
7.4.60.0060.00916.58
7.4.50.0000.01116.38
7.4.40.0070.01016.63
7.4.00.0070.01014.97
7.3.330.0020.00213.27
7.3.320.0000.00613.13
7.3.310.0080.00016.20
7.3.300.0000.00716.16
7.3.290.0070.00016.27
7.3.280.0080.00516.32
7.3.260.0110.01016.47
7.3.240.0060.01316.38
7.3.230.0130.00316.44
7.3.210.0090.00916.47
7.3.200.0130.00316.61
7.3.190.0090.01216.25
7.3.180.0100.00716.29
7.3.170.0030.01816.25
7.3.160.0070.01016.48
7.2.330.0100.00716.46
7.2.320.0120.00616.50
7.2.310.0090.00916.64
7.2.300.0100.00716.34
7.2.290.0060.01316.46
7.2.110.0340.01014.75
7.2.100.0350.00914.88
7.2.90.0570.00314.92
7.2.80.0600.00714.69
7.2.70.0440.01215.28
7.2.60.0380.00315.11
7.2.50.0370.01014.75
7.2.40.0410.00015.21
7.2.30.0420.01415.09
7.2.20.0400.00715.10
7.2.10.0350.01114.96
7.2.00.0460.01014.90
7.1.230.0380.00413.96
7.1.220.0380.00613.94
7.1.210.0450.00014.01
7.1.200.0300.00713.86
7.1.190.0310.01013.88
7.1.180.0410.00013.90
7.1.170.0380.01013.70
7.1.160.0430.00013.90
7.1.150.0350.00713.89
7.1.140.0400.00713.69
7.1.130.0330.01014.00
7.1.120.0440.00914.00
7.1.110.0370.00713.89
7.1.100.0540.00314.08
7.1.90.0400.01013.76
7.1.80.0620.01013.93
7.1.70.0660.01013.98
7.1.60.0580.01031.63
7.1.50.0730.01331.76
7.1.40.0650.01231.78
7.1.30.0740.01331.91
7.1.20.0770.00431.89
7.1.10.0570.00013.88
7.1.00.0490.00413.76
5.6.380.0050.01014.52

preferences:
61.5 ms | 401 KiB | 5 Q