3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $messageA = "A::bar()\n"; public function bar() { print($this->messageA); C::f(); } } class B extends A { public function foo() { print("B::foo()\n"); A::bar(); } } class C extends B { private $messageC = "C::f()\n"; public function f() { print($this->messageC); } } $obj = new C; $obj->foo();

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)
8.3.70.0090.00616.58
8.3.60.0140.00016.63
8.3.50.0090.00922.88
8.3.40.0170.00018.85
8.3.30.0090.00919.09
8.3.20.0070.00020.31
8.3.10.0080.00023.51
8.3.00.0040.00419.25
8.2.180.0080.00816.38
8.2.170.0110.00422.96
8.2.160.0100.00320.09
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0050.00320.63
8.2.110.0040.00420.38
8.2.100.0000.01118.13
8.2.90.0030.00619.09
8.2.80.0000.00817.97
8.2.70.0060.00317.48
8.2.60.0000.00817.93
8.2.50.0050.00318.07
8.2.40.0050.00319.92
8.2.30.0030.00618.13
8.2.20.0080.00017.59
8.2.10.0040.00418.05
8.2.00.0050.00217.49
8.1.280.0110.00325.92
8.1.270.0030.00523.84
8.1.260.0040.00826.35
8.1.250.0080.00028.09
8.1.240.0090.00023.97
8.1.230.0070.00419.04
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0040.00417.10
8.1.190.0000.00817.09
8.1.180.0050.00318.10
8.1.170.0050.00318.46
8.1.160.0040.00421.94
8.1.150.0000.00818.82
8.1.140.0090.00017.39
8.1.130.0000.00717.82
8.1.120.0000.00817.38
8.1.110.0000.00717.40
8.1.100.0040.00417.39
8.1.90.0060.00317.42
8.1.80.0000.00717.45
8.1.70.0050.00317.33
8.1.60.0000.00917.62
8.1.50.0000.00817.43
8.1.40.0040.00417.53
8.1.30.0000.00917.60
8.1.20.0070.00017.67
8.1.10.0060.00317.47
8.1.00.0080.00017.43
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0070.00018.48
8.0.270.0030.00317.26
8.0.260.0030.00317.17
8.0.250.0030.00316.97
8.0.240.0000.00816.87
8.0.230.0000.00716.90
8.0.220.0030.00316.87
8.0.210.0070.00016.75
8.0.200.0000.00716.77
8.0.190.0000.00716.78
8.0.180.0040.00416.75
8.0.170.0040.00416.82
8.0.160.0040.00416.94
8.0.150.0040.00416.78
8.0.140.0060.00316.64
8.0.130.0030.00313.20
8.0.120.0050.00316.72
8.0.110.0000.00716.78
8.0.100.0000.00716.61
8.0.90.0000.00816.87
8.0.80.0140.00716.83
8.0.70.0000.00716.82
8.0.60.0040.00416.70
8.0.50.0040.00416.65
8.0.30.0100.00916.92
8.0.20.0090.01117.40
8.0.10.0030.00516.83
8.0.00.0090.00916.76
7.4.330.0000.00515.04
7.4.320.0060.00016.39
7.4.300.0040.00416.48
7.4.290.0030.00316.49
7.4.280.0000.00716.51
7.4.270.0030.00316.55
7.4.260.0000.00716.60
7.4.250.0080.00016.47
7.4.240.0010.00616.57
7.4.230.0000.00716.43
7.4.220.0110.00716.60
7.4.210.0120.00316.51
7.4.200.0030.00616.57
7.4.160.0130.00316.53
7.4.150.0030.01517.40
7.4.140.0150.00317.86
7.4.130.0110.00516.55
7.4.120.0110.00616.42
7.4.110.0060.01216.64
7.4.100.0140.00716.54
7.4.90.0070.01016.38
7.4.80.0080.00819.39
7.4.70.0080.00916.39
7.4.60.0060.00916.32
7.4.50.0000.00816.30
7.4.40.0060.01616.37
7.4.30.0060.00916.43
7.4.00.0070.00714.79
7.3.330.0060.00013.26
7.3.320.0030.00313.20
7.3.310.0040.00416.19
7.3.300.0000.00716.28
7.3.290.0080.01116.26
7.3.280.0090.00816.22
7.3.270.0000.01717.40
7.3.260.0070.01116.20
7.3.250.0090.01016.38
7.3.240.0100.00716.28
7.3.230.0000.01616.43
7.3.210.0090.00916.55
7.3.200.0060.01619.39
7.3.190.0120.00616.24
7.3.180.0070.00716.41
7.3.170.0120.00316.45
7.3.160.0110.00816.25
7.3.120.0130.00314.70
7.3.110.0040.01114.32
7.3.100.0060.00914.81
7.3.90.0110.00314.70
7.3.80.0030.00614.40
7.3.70.0120.00314.54
7.3.60.0030.01014.69
7.3.50.0100.00314.71
7.3.40.0030.01414.53
7.3.30.0030.01314.33
7.3.20.0070.01016.40
7.3.10.0130.00016.29
7.3.00.0030.01016.68
7.2.330.0140.00716.72
7.2.320.0080.01216.86
7.2.310.0120.00616.61
7.2.300.0060.01016.79
7.2.290.0090.00916.78
7.2.240.0060.00615.12
7.2.230.0090.00614.87
7.2.220.0000.01115.23
7.2.210.0060.01214.79
7.2.200.0000.01114.80
7.2.190.0000.01614.79
7.2.180.0080.00814.71
7.2.170.0070.01115.04
7.2.160.0100.00715.12
7.2.150.0090.00916.45
7.2.140.0110.00716.84
7.2.130.0090.00917.00
7.2.120.0170.00016.73
7.2.110.0070.01016.86
7.2.100.0070.01116.85
7.2.90.0150.00416.95
7.2.80.0040.01516.81
7.2.70.0070.00716.79
7.2.60.0000.01616.59
7.2.50.0070.00716.78
7.2.40.0030.01316.66
7.2.30.0070.01116.75
7.2.20.0070.01017.04
7.2.10.0070.00716.50
7.2.00.0030.01217.94
7.1.330.0100.00715.39
7.1.320.0030.01015.77
7.1.310.0110.00715.71
7.1.300.0040.00815.55
7.1.290.0110.00415.36
7.1.280.0080.00315.68
7.1.270.0090.00615.33
7.1.260.0090.00615.57
7.1.250.0130.00315.62
7.1.100.0040.01118.02
7.1.70.0090.00317.03
7.1.60.0100.00317.18
7.1.50.0090.00316.88
7.1.00.0070.07322.35
7.0.200.0060.00916.68
7.0.140.0070.07322.15
7.0.60.0030.09019.91
7.0.50.0030.04717.89
7.0.40.0070.04320.40
7.0.30.0330.07020.21
7.0.20.0330.06720.09
7.0.10.0070.08720.05
7.0.00.0100.08720.06
5.6.280.0030.07321.03
5.6.210.0030.08320.68
5.6.200.0070.04718.18
5.6.190.0100.06720.51
5.6.180.3170.04020.53
5.6.170.0330.07320.71
5.6.160.0100.07020.54
5.6.150.0070.07718.18
5.6.140.0000.04318.23
5.6.130.0070.06718.15
5.6.120.0200.07021.13
5.6.110.0130.08021.20
5.6.100.0230.06721.04
5.6.90.0100.08321.05
5.6.80.0070.03720.41
5.6.70.4630.03320.43
5.5.350.0200.04720.44
5.5.340.0030.05017.93
5.5.330.0000.08720.29
5.5.320.0300.05320.35
5.5.310.0230.04320.37
5.5.300.0030.04717.99
5.5.290.0100.08017.98
5.5.280.0070.08320.91
5.5.270.0030.05020.87
5.5.260.0070.07720.80
5.5.250.0000.06020.59
5.5.240.0130.06320.27
5.4.450.0270.04019.49
5.4.440.0400.04719.48
5.4.430.0130.05019.41
5.4.420.0170.03719.32
5.4.410.0200.05319.42
5.4.400.0330.04319.09
5.4.390.0300.04718.87
5.4.380.0270.07018.78
5.4.370.0300.06318.50
5.4.360.0330.07318.52
5.4.350.0370.04718.75
5.4.340.0230.06018.70
5.4.320.0080.03312.50
5.4.310.0060.03812.50
5.4.300.0030.03812.51
5.4.290.0040.03812.50
5.4.280.0080.03212.40
5.4.270.0060.03512.40
5.4.260.0040.03912.40
5.4.250.0070.03612.40
5.4.240.0030.03912.39
5.4.230.0110.04412.39
5.4.220.0050.03612.39
5.4.210.0060.04312.39
5.4.200.0070.03712.39
5.4.190.0070.03412.39
5.4.180.0050.03912.39
5.4.170.0050.03612.40
5.4.160.0060.03412.39
5.4.150.0100.03112.39
5.4.140.0100.03412.07
5.4.130.0080.03412.06
5.4.120.0070.03812.02
5.4.110.0050.04112.01
5.4.100.0070.03712.02
5.4.90.0080.04512.02
5.4.80.0030.03912.02
5.4.70.0050.03512.01
5.4.60.0070.03312.01
5.4.50.0070.03512.01
5.4.40.0060.03512.00
5.4.30.0050.03612.00
5.4.20.0060.03412.00
5.4.10.0050.03512.00
5.4.00.0060.03711.48
5.3.290.0060.03912.80
5.3.280.0070.03912.71
5.3.270.0070.03812.73
5.3.260.0060.04212.72
5.3.250.0050.03812.72
5.3.240.0080.04312.72
5.3.230.0080.03712.71
5.3.220.0050.03812.68
5.3.210.0050.04112.68
5.3.200.0060.03512.68
5.3.190.0070.04012.68
5.3.180.0050.03712.68
5.3.170.0070.03912.67
5.3.160.0030.03812.67
5.3.150.0060.03712.67
5.3.140.0130.03712.66
5.3.130.0120.03812.66
5.3.120.0080.03612.66
5.3.110.0080.04612.66
5.3.100.0060.03712.13
5.3.90.0060.04712.11
5.3.80.0040.03712.09
5.3.70.0090.03412.10
5.3.60.0060.04512.08
5.3.50.0080.04012.04
5.3.40.0050.03812.03
5.3.30.0070.03811.99
5.3.20.0060.03511.77
5.3.10.0080.03411.73
5.3.00.0060.03511.72
5.2.170.0060.0349.23
5.2.160.0060.0289.23
5.2.150.0030.0319.23
5.2.140.0030.0399.23
5.2.130.0020.0309.18
5.2.120.0070.0369.18
5.2.110.0040.0309.19
5.2.100.0040.0309.19
5.2.90.0060.0309.18
5.2.80.0040.0319.18
5.2.70.0080.0289.18
5.2.60.0030.0319.13
5.2.50.0040.0299.10
5.2.40.0030.0359.08
5.2.30.0030.0309.05
5.2.20.0070.0269.04
5.2.10.0050.0298.94
5.2.00.0030.0318.81
5.1.60.0020.0258.09
5.1.50.0030.0258.09
5.1.40.0060.0248.07
5.1.30.0020.0278.42
5.1.20.0050.0318.45
5.1.10.0060.0238.16
5.1.00.0010.0288.16
5.0.50.0030.0206.64
5.0.40.0030.0216.50
5.0.30.0040.0296.32
5.0.20.0050.0176.28
5.0.10.0020.0286.26
5.0.00.0010.0336.25
4.4.90.0040.0154.78
4.4.80.0010.0164.75
4.4.70.0030.0164.76
4.4.60.0030.0144.75
4.4.50.0020.0184.77
4.4.40.0050.0264.71
4.4.30.0030.0184.76
4.4.20.0010.0214.85
4.4.10.0030.0204.85
4.4.00.0000.0294.76
4.3.110.0020.0164.67
4.3.100.0010.0164.66
4.3.90.0030.0144.63
4.3.80.0020.0244.59
4.3.70.0030.0154.63
4.3.60.0020.0194.63
4.3.50.0030.0154.63
4.3.40.0030.0294.54
4.3.30.0030.0183.30
4.3.20.0010.0173.28
4.3.10.0020.0153.24
4.3.00.0270.02015.64

preferences:
34.62 ms | 401 KiB | 5 Q