3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class A { private function test($a, $b, $c) { echo 'test'; } } class B extends A { private function test($d) { echo 'hello'; } } 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)
8.3.60.0100.01018.43
8.3.50.0120.00821.98
8.3.40.0070.00718.71
8.3.30.0040.01118.58
8.3.20.0040.00418.35
8.3.10.0060.00920.09
8.3.00.0040.00421.69
8.2.180.0070.00718.40
8.2.170.0110.00722.96
8.2.160.0140.00022.31
8.2.150.0040.00424.18
8.2.140.0040.00724.66
8.2.130.0080.00026.16
8.2.120.0080.00019.24
8.2.110.0060.00622.33
8.2.100.0040.00717.78
8.2.90.0070.00019.12
8.2.80.0040.00417.97
8.2.70.0090.00017.50
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0000.00819.73
8.2.20.0000.00717.61
8.2.10.0000.00717.44
8.2.00.0000.00817.55
8.1.280.0140.00325.92
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00322.46
8.1.230.0060.00620.91
8.1.220.0080.00018.77
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.43
8.1.180.0050.00318.10
8.1.170.0080.00018.36
8.1.160.0030.00618.66
8.1.150.0040.00418.55
8.1.140.0060.00317.28
8.1.130.0030.00317.67
8.1.120.0040.00417.24
8.1.110.0000.00817.37
8.1.100.0000.00717.30
8.1.90.0000.00717.32
8.1.80.0020.00517.36
8.1.70.0000.00717.29
8.1.60.0000.00817.50
8.1.50.0050.00317.32
8.1.40.0040.00417.41
8.1.30.0070.00017.48
8.1.20.0040.00417.44
8.1.10.0000.00717.37
8.1.00.0040.00417.42
8.0.300.0040.00419.96
8.0.290.0060.00316.63
8.0.280.0000.00718.29
8.0.270.0030.00317.06
8.0.260.0000.00616.75
8.0.250.0030.00616.89
8.0.240.0050.00316.84
8.0.230.0030.00316.83
8.0.220.0000.00716.75
8.0.210.0040.00416.79
8.0.200.0030.00316.87
8.0.190.0040.00416.73
8.0.180.0040.00416.78
8.0.170.0030.00616.62
8.0.160.0070.00016.88
8.0.150.0080.00016.66
8.0.140.0030.00316.71
8.0.130.0030.00313.14
8.0.120.0050.00316.77
8.0.110.0000.00716.78
8.0.100.0040.00416.64
8.0.90.0040.00416.75
8.0.80.0030.01216.73
8.0.70.0050.00316.70
8.0.60.0040.00416.82
8.0.50.0000.00816.63
8.0.30.0090.00916.95
8.0.20.0140.00817.40
8.0.10.0000.00716.70
8.0.00.0090.01116.62
7.4.330.0000.00514.65
7.4.320.0090.00016.38
7.4.300.0000.00716.38
7.4.290.0050.00316.47
7.4.280.0030.00316.29
7.4.270.0030.00316.46
7.4.260.0060.00013.09
7.4.250.0070.00016.38
7.4.240.0070.00016.35
7.4.230.0000.00716.43
7.4.220.0030.01316.51
7.4.210.0090.00516.41
7.4.200.0070.00016.17
7.4.190.0030.00316.57
7.4.160.0030.01716.34
7.4.150.0070.01017.40
7.4.140.0040.01317.86
7.4.130.0090.00916.35
7.4.120.0100.00716.40
7.4.110.0120.00616.41
7.4.100.0090.01216.54
7.4.90.0060.01116.48
7.4.80.0030.01319.37
7.4.70.0120.00616.36
7.4.60.0110.00916.24
7.4.50.0030.00616.38
7.4.40.0110.00722.27
7.4.30.0100.00616.52
7.4.00.0060.01214.95
7.3.330.0020.00213.17
7.3.320.0030.00313.04
7.3.310.0030.00316.16
7.3.300.0030.00315.98
7.3.290.0140.00316.30
7.3.280.0100.00616.16
7.3.270.0090.00817.40
7.3.260.0080.00918.24
7.3.250.0110.00816.42
7.3.240.0060.00916.21
7.3.230.0040.01116.39
7.3.210.0100.01016.43
7.3.200.0060.01119.39
7.3.190.0030.01516.17
7.3.180.0090.00616.42
7.3.170.0120.00616.37
7.3.160.0200.00016.36
7.3.120.0060.00914.64
7.2.330.0030.01316.55
7.2.320.0040.01416.21
7.2.310.0090.00916.54
7.2.300.0140.00316.38
7.2.290.0130.01016.61
7.2.60.0030.01416.45
7.2.00.0040.01419.12
7.1.200.0130.00015.35
7.1.100.0070.00417.86
7.1.70.0120.00617.00
7.1.60.0090.01619.40
7.1.50.0130.01334.41
7.1.00.0000.06722.34
7.0.200.0030.00516.64
7.0.140.0070.07021.97
7.0.60.0130.06719.86
7.0.50.0030.06017.95
7.0.40.0070.08020.05
7.0.30.0070.06020.10
7.0.20.0270.04020.20
7.0.10.0230.07020.30
7.0.00.0070.05020.07
5.6.280.0100.06720.98
5.6.210.0170.06020.77
5.6.200.0130.07018.16
5.6.190.0170.08020.39
5.6.180.0430.04720.77
5.6.170.0270.05320.41
5.6.160.0100.05020.55
5.6.150.0130.07718.27
5.6.140.0100.06718.14
5.6.130.0070.03718.28
5.6.120.0100.07720.97
5.6.110.0130.08020.99
5.6.100.0070.08320.98
5.6.90.0030.08020.96
5.6.80.0230.06020.37
5.6.70.0300.06020.37
5.5.350.0270.07720.39
5.5.340.0030.04717.98
5.5.330.0130.04320.27
5.5.320.0200.04320.19
5.5.310.0230.05320.24
5.5.300.0000.05718.06
5.5.290.0070.07318.05
5.5.280.0070.03720.88
5.5.270.0130.05720.79
5.5.260.0100.06720.80
5.5.250.0070.06020.69
5.5.240.0000.05320.16
5.4.450.0500.04319.55
5.4.440.0170.04019.29
5.4.430.0300.04719.52
5.4.420.0100.03019.39
5.4.410.0170.02319.23
5.4.400.0130.05318.86
5.4.390.0630.03319.22
5.4.380.0600.04318.95
5.4.370.0300.04319.16
5.4.360.0430.05719.32
5.4.350.0400.04719.22
5.4.340.0330.03718.95
5.4.320.0330.04719.04
5.4.310.0630.02019.31
5.4.300.0530.03719.21
5.4.290.0530.04019.19
5.4.280.0670.04319.12
5.4.270.0600.03318.83
5.4.260.0530.03718.83
5.4.250.0600.03718.85
5.4.240.0100.08719.05
5.4.230.0170.04318.85
5.4.220.0130.04719.05
5.4.210.0630.04019.21
5.4.200.0370.04319.22
5.4.190.0470.03319.21
5.4.180.0370.04318.82
5.4.170.0500.03719.13
5.4.160.0370.03718.77
5.4.150.0730.04019.28
5.4.140.0670.04016.38
5.4.130.0330.03316.55
5.4.120.0270.03016.38
5.4.110.0400.04016.61
5.4.100.0530.04016.24
5.4.90.0670.03716.32
5.4.80.0900.02716.49
5.4.70.0270.03716.42
5.4.60.0530.04316.54
5.4.50.0370.03316.48
5.4.40.0670.02716.45
5.4.30.0670.02716.25
5.4.20.0670.03716.38
5.4.10.0770.03316.38
5.4.00.0700.03315.77
5.3.290.0200.04015.30
5.3.280.0300.03715.30
5.3.270.0630.03015.30
5.3.260.0530.03015.30
5.3.250.0530.04015.30
5.3.240.0130.03315.30
5.3.230.0600.03715.30
5.3.220.0230.04015.30
5.3.210.0400.04015.30
5.3.200.0770.03315.30
5.3.190.0570.03315.30
5.3.180.0770.03315.30
5.3.170.0770.03315.30
5.3.160.0400.03715.29
5.3.150.0470.03315.29
5.3.140.0530.04315.29
5.3.130.0900.03315.29
5.3.120.0470.03015.29
5.3.110.0700.04315.29
5.3.100.0730.04015.29
5.3.90.0630.03715.29
5.3.80.0270.03715.29
5.3.70.0600.04315.29
5.3.60.0430.04015.29
5.3.50.0500.03315.29
5.3.40.0600.03715.29
5.3.30.0800.03715.29
5.3.20.0730.03715.29
5.3.10.0370.04015.29
5.3.00.0530.04315.29
5.2.170.0430.02315.29
5.2.160.0300.03315.29
5.2.150.0570.04015.29
5.2.140.0300.04015.29
5.2.130.0470.02315.29
5.2.120.0170.03715.29
5.2.110.0570.03715.29
5.2.100.0300.02315.29
5.2.90.0700.02315.29
5.2.80.0430.04015.29
5.2.70.0530.03715.29
5.2.60.0330.02315.29
5.2.50.0500.03015.29
5.2.40.0170.03015.29
5.2.30.0270.03715.29
5.2.20.0270.02715.29
5.2.10.0470.02015.29
5.2.00.0130.02015.29
5.1.60.0730.01715.29
5.1.50.0200.02715.29
5.1.40.0370.01715.29
5.1.30.0330.03015.29
5.1.20.0330.02015.29
5.1.10.0530.02315.29
5.1.00.0400.02015.29
5.0.50.0270.02315.29
5.0.40.0070.01315.29
5.0.30.0270.03315.29
5.0.20.0130.02015.29
5.0.10.0170.02015.29
5.0.00.0130.02315.29
4.4.90.0200.01715.29
4.4.80.0230.01315.29
4.4.70.0100.01715.29
4.4.60.0130.01715.29
4.4.50.0070.01715.29
4.4.40.0130.02715.29
4.4.30.0330.01715.29
4.4.20.0300.01315.29
4.4.10.0200.01715.29
4.4.00.0070.02315.29
4.3.110.0230.01315.29
4.3.100.0070.01015.29
4.3.90.0170.01015.29
4.3.80.0270.02015.29
4.3.70.0270.01015.29
4.3.60.0200.01715.29
4.3.50.0100.01015.29
4.3.40.0130.02015.29
4.3.30.0070.01315.29
4.3.20.0030.01715.29
4.3.10.0070.01715.29
4.3.00.0130.01715.29

preferences:
39.55 ms | 400 KiB | 5 Q