3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B extends A {} class C extends B {} class D {} interface InterfaceTest { public function foo($d); } abstract class AbstractTest { public abstract function foo($d); } class TestAbstractContravariance extends AbstractTest { public function foo($d) {} } class TestAbstractCovariance extends AbstractTest { public function foo($d) {} } class TestInterfaceContravariance implements InterfaceTest { public function foo($d) {} } class TestInterfaceCovariance implements InterfaceTest { public function foo($d) {} }

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)
8.3.60.0160.00618.43
8.3.50.0120.00721.26
8.3.40.0120.00318.68
8.3.30.0140.00318.59
8.3.20.0040.00420.25
8.3.10.0040.00423.69
8.3.00.0040.00419.56
8.2.180.0040.01116.50
8.2.170.0000.01422.96
8.2.160.0100.00320.53
8.2.150.0000.00724.18
8.2.140.0110.00724.66
8.2.130.0040.00426.16
8.2.120.0070.00317.63
8.2.110.0090.00022.27
8.2.100.0040.00817.63
8.2.90.0030.00519.05
8.2.80.0090.00017.97
8.2.70.0090.00017.50
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0050.00319.52
8.2.30.0050.00319.71
8.2.20.0030.00517.61
8.2.10.0040.00418.02
8.2.00.0090.00018.09
8.1.280.0140.00725.92
8.1.270.0080.00020.33
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0090.00022.53
8.1.230.0090.00317.42
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0030.00617.09
8.1.190.0060.00317.22
8.1.180.0060.00318.10
8.1.170.0090.00018.52
8.1.160.0040.00422.07
8.1.150.0000.00818.83
8.1.140.0060.00317.44
8.1.130.0000.00717.67
8.1.120.0000.00717.42
8.1.110.0070.00217.41
8.1.100.0040.00417.45
8.1.90.0080.00017.39
8.1.80.0040.00417.41
8.1.70.0030.00317.28
8.1.60.0030.00517.50
8.1.50.0040.00417.41
8.1.40.0040.00417.43
8.1.30.0080.00017.54
8.1.20.0000.00817.55
8.1.10.0000.00717.29
8.1.00.0040.00417.16
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0030.00318.43
8.0.270.0030.00317.10
8.0.260.0000.00617.09
8.0.250.0000.00816.88
8.0.240.0000.00716.91
8.0.230.0000.00716.88
8.0.220.0000.00716.75
8.0.210.0000.00716.82
8.0.200.0090.00016.77
8.0.190.0000.00816.77
8.0.180.0030.00616.88
8.0.170.0080.00016.82
8.0.160.0030.00316.87
8.0.150.0030.00316.79
8.0.140.0040.00416.77
8.0.130.0030.00313.29
8.0.120.0040.00416.74
8.0.110.0050.00316.74
8.0.100.0000.00716.85
8.0.90.0080.00016.85
8.0.80.0050.01016.82
8.0.70.0000.00716.59
8.0.60.0040.00416.64
8.0.50.0040.00416.82
8.0.30.0120.00817.10
8.0.20.0100.01017.40
8.0.10.0000.00716.81
8.0.00.0070.01016.53
7.4.330.0000.00515.08
7.4.320.0030.00316.54
7.4.300.0030.00316.41
7.4.290.0070.00016.47
7.4.280.0040.00416.56
7.4.270.0030.00316.51
7.4.260.0030.00316.41
7.4.250.0080.00016.49
7.4.240.0020.00516.55
7.4.230.0030.00316.50
7.4.220.0000.01616.48
7.4.210.0040.01116.45
7.4.200.0000.00816.56
7.4.160.0080.00816.23
7.4.150.0090.00917.40
7.4.140.0160.00617.86
7.4.130.0100.00716.32
7.4.120.0080.01016.38
7.4.110.0140.00516.32
7.4.100.0190.00316.20
7.4.90.0130.01016.51
7.4.80.0070.01119.39
7.4.70.0210.00316.44
7.4.60.0030.01316.34
7.4.50.0030.00316.18
7.4.40.0030.01316.28
7.4.30.0100.01316.54
7.4.00.0080.00914.72
7.3.330.0060.00013.19
7.3.320.0000.00513.27
7.3.310.0080.00016.24
7.3.300.0000.00616.05
7.3.290.0120.00216.17
7.3.280.0100.01016.21
7.3.270.0080.00917.40
7.3.260.0080.00816.42
7.3.240.0140.00316.56
7.3.230.0060.01216.39
7.3.210.0090.00916.44
7.3.200.0030.01616.14
7.3.190.0120.00916.34
7.3.180.0140.00316.41
7.3.170.0100.00716.27
7.3.160.0150.00416.33
7.3.120.0040.01514.77
7.3.110.0040.01114.53
7.3.100.0030.01014.96
7.3.90.0090.00614.68
7.3.80.0000.01414.80
7.3.70.0110.00014.79
7.3.60.0120.00314.45
7.3.50.0040.01114.79
7.3.40.0070.00714.84
7.3.30.0000.01414.43
7.3.20.0080.00816.64
7.3.10.0060.00716.49
7.3.00.0080.00216.56
7.2.330.0060.01616.56
7.2.320.0110.00616.48
7.2.310.0140.00716.27
7.2.300.0130.00316.21
7.2.290.0150.00616.57
7.2.250.0070.01315.10
7.2.240.0040.01614.97
7.2.230.0090.00615.05
7.2.220.0030.00715.05
7.2.210.0030.01215.02
7.2.200.0070.00714.74
7.2.190.0030.01414.62
7.2.180.0060.00615.01
7.2.170.0030.00614.70
7.2.130.0030.01416.41
7.2.120.0040.01116.66
7.2.110.0070.00716.58
7.2.100.0070.01016.59
7.2.90.0030.01316.70
7.2.80.0000.01316.45
7.2.70.0070.00316.91
7.2.60.0150.00316.81
7.2.50.0110.00816.94
7.2.40.0060.00316.79
7.2.30.0070.00316.70
7.2.20.0060.00616.77
7.2.10.0030.01016.49
7.2.00.0100.00318.05
7.1.330.0070.00715.74
7.1.320.0060.00615.73
7.1.310.0150.00015.67
7.1.300.0100.00615.45
7.1.290.0000.01115.88
7.1.280.0070.00715.66
7.1.270.0030.01315.70
7.1.260.0060.00615.57
7.1.250.0030.01015.70
7.1.240.0000.01715.57
7.1.230.0030.00715.42
7.1.220.0000.01015.53
7.1.210.0110.00315.63
7.1.200.0120.00315.59
7.1.190.0110.00415.52
7.1.180.0040.01115.34
7.1.170.0090.00315.60
7.1.160.0110.00415.67
7.1.150.0030.01015.76
7.1.140.0040.00415.71
7.1.130.0040.00715.64
7.1.120.0070.00715.34
7.1.110.0070.00415.50
7.1.100.0110.00516.91
7.1.90.0070.00715.78
7.1.80.0100.00715.58
7.1.70.0050.00816.18
7.1.60.0070.01117.48
7.1.50.0140.01025.23
7.1.40.0060.00715.34
7.1.30.0070.00715.69
7.1.20.0100.00615.43
7.1.10.0000.01415.43
7.1.00.0020.04319.12
7.0.330.0100.00615.21
7.0.320.0060.00915.14
7.0.310.0030.00714.80
7.0.300.0030.00915.19
7.0.290.0060.00914.94
7.0.280.0130.00315.12
7.0.270.0100.00715.12
7.0.260.0120.00315.27
7.0.250.0100.00715.44
7.0.240.0090.00615.01
7.0.230.0000.00815.16
7.0.220.0120.00615.21
7.0.210.0000.00815.35
7.0.200.0070.00615.96
7.0.190.0120.00615.36
7.0.180.0060.00315.49
7.0.170.0070.00715.22
7.0.160.0000.01515.35
7.0.150.0070.00715.41
7.0.140.0000.01315.21
7.0.130.0070.00715.14
7.0.120.0090.00314.89
7.0.110.0000.01515.13
7.0.100.0060.00615.26
7.0.90.0070.00714.95
7.0.80.0070.00415.13
7.0.70.0060.00315.12
7.0.60.0020.05117.63
7.0.50.0020.03216.44
7.0.40.0050.02416.75
7.0.30.0120.04316.73
7.0.20.0220.03416.84
7.0.10.0020.03716.73
7.0.00.0090.04116.78
5.6.380.0030.01014.14
5.6.370.0070.00714.02
5.6.360.0100.00314.25
5.6.350.0030.00613.80
5.6.340.0030.01014.52
5.6.330.0100.00314.36
5.6.320.0110.00414.00
5.6.310.0070.00713.68
5.6.300.0060.00313.96
5.6.290.0070.01013.94
5.6.280.0000.03717.29
5.6.270.0000.01414.04
5.6.260.0040.00714.14
5.6.250.0070.00613.97
5.6.240.0030.00613.77
5.6.230.0070.00714.08
5.6.220.0090.00314.44
5.6.210.0050.04217.29
5.6.200.0000.02916.05
5.6.190.0030.03317.42
5.6.180.0150.02017.33
5.6.170.0170.03917.33
5.6.160.0120.04317.21
5.6.150.0050.03816.19
5.6.140.0110.02916.12
5.6.130.0070.04016.25
5.6.120.0090.04217.53
5.6.110.0050.03617.53
5.6.100.0170.03517.53
5.6.90.0120.02017.56
5.6.80.0050.04217.13
5.6.70.0070.04817.24
5.6.60.0030.00613.93
5.6.50.0070.00713.65
5.6.40.0130.00013.91
5.6.30.0060.00913.77
5.6.20.0000.00814.03
5.6.10.0000.00913.98
5.6.00.0030.01013.86
5.5.380.0030.01011.23
5.5.370.0030.00910.87
5.5.360.0060.00611.14
5.5.350.0180.03715.54
5.5.340.0020.02714.41
5.5.330.0070.04515.71
5.5.320.0040.03915.67
5.5.310.0130.02015.65
5.5.300.0050.03314.36
5.5.290.0030.02314.49
5.5.280.0020.03115.99
5.5.270.0060.02215.97
5.5.260.0100.04215.81
5.5.250.0070.04015.77
5.5.240.0080.04015.65
5.5.230.0030.00310.57
5.5.220.0000.01310.71
5.5.210.0080.00310.80
5.5.200.0030.00710.61
5.5.190.0000.00710.91
5.5.180.0050.00010.75
5.5.170.0070.00710.89
5.5.160.0070.00410.48
5.5.150.0090.00310.37
5.5.140.0060.00010.58
5.5.130.0030.00310.72
5.5.120.0060.00010.76
5.5.110.0030.00810.40
5.5.100.0060.00011.02
5.5.90.0000.01111.06
5.5.80.0030.00310.60
5.5.70.0060.00610.81
5.5.60.0040.00810.66
5.5.50.0060.00610.60
5.5.40.0060.00610.95
5.5.30.0000.01110.75
5.5.20.0040.00810.42
5.5.10.0040.00410.75
5.5.00.0060.00610.65
5.4.450.0450.03515.05
5.4.440.0300.03914.92
5.4.430.0530.04115.29
5.4.420.0580.03815.09
5.4.410.0450.04915.03
5.4.400.0440.03114.51
5.4.390.0370.03514.99
5.4.380.0420.03015.00
5.4.370.0450.03014.73
5.4.360.0440.03015.09
5.4.350.0430.03014.90
5.4.340.0440.02314.91
5.4.330.0030.00910.71
5.4.320.0410.03715.04
5.4.310.0400.03014.98
5.4.300.0530.03214.87
5.4.290.0480.03014.79
5.4.280.0520.02814.94
5.4.270.0500.02814.91
5.4.260.0460.03015.03
5.4.250.0450.03114.91
5.4.240.0470.03214.83
5.4.230.0510.02514.97
5.4.220.0490.03014.82
5.4.210.0490.03114.79
5.4.200.0380.03814.74
5.4.190.0450.03514.77
5.4.180.0420.03314.94
5.4.170.0370.03314.90
5.4.160.0570.02214.86
5.4.150.0520.03314.99
5.4.140.0450.02913.60
5.4.130.0450.02913.54
5.4.120.0490.02813.49
5.4.110.0480.02813.48
5.4.100.0440.03413.63
5.4.90.0400.02513.58
5.4.80.0320.02813.67
5.4.70.0140.01913.61
5.4.60.0150.03713.54
5.4.50.0040.03913.66
5.4.40.0090.03213.64
5.4.30.0110.02313.62
5.4.20.0050.02713.77
5.4.10.0100.00311.03
5.4.00.0080.00810.89

preferences:
49.83 ms | 401 KiB | 5 Q