3v4l.org

run code in 300+ PHP versions simultaneously
<?php class myClass { public function add() : self { /** code **/ return "adad"; } } class myExtendedClass extends myClass { public function add() : parent { return "adad"; } } $instance = new myExtendedClass(); $instance->add();

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)
8.3.70.0100.00716.50
8.3.60.0070.00718.43
8.3.50.0120.00722.83
8.3.40.0090.00618.97
8.3.30.0140.00018.67
8.3.20.0070.00020.27
8.3.10.0080.00021.78
8.3.00.0070.00417.63
8.2.190.0030.01216.58
8.2.180.0140.00016.63
8.2.170.0070.01022.96
8.2.160.0070.00719.52
8.2.150.0060.00324.18
8.2.140.0070.00024.66
8.2.130.0040.00422.08
8.2.120.0000.00726.35
8.2.110.0000.01022.11
8.2.100.0040.00817.84
8.2.90.0040.00419.14
8.2.80.0000.00917.97
8.2.70.0060.00317.50
8.2.60.0040.00418.04
8.2.50.0040.00418.10
8.2.40.0090.00022.30
8.2.30.0000.00719.05
8.2.20.0000.00717.77
8.2.10.0080.00018.05
8.2.00.0040.00418.04
8.1.280.0180.00325.92
8.1.270.0000.00823.91
8.1.260.0050.00228.09
8.1.250.0040.00428.09
8.1.240.0080.00023.98
8.1.230.0090.00317.45
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0000.00817.13
8.1.180.0030.00618.10
8.1.170.0000.00818.50
8.1.160.0030.00322.11
8.1.150.0020.00520.61
8.1.140.0000.00719.55
8.1.130.0030.00317.54
8.1.120.0000.00717.41
8.1.110.0040.00417.29
8.1.100.0000.00717.36
8.1.90.0000.00717.26
8.1.80.0040.00417.39
8.1.70.0070.00017.40
8.1.60.0040.00417.63
8.1.50.0040.00417.42
8.1.40.0070.00317.37
8.1.30.0030.00617.59
8.1.20.0030.00517.57
8.1.10.0040.00417.46
8.1.00.0020.00517.56
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.43
8.0.270.0000.00717.17
8.0.260.0000.00617.11
8.0.250.0030.00317.01
8.0.240.0030.00516.97
8.0.230.0000.00616.88
8.0.220.0000.00716.89
8.0.210.0050.00316.75
8.0.200.0030.00316.92
8.0.190.0070.00016.83
8.0.180.0050.00316.86
8.0.170.0080.00016.86
8.0.160.0040.00416.95
8.0.150.0040.00416.82
8.0.140.0050.00316.86
8.0.130.0030.00313.29
8.0.120.0030.00516.83
8.0.110.0050.00216.92
8.0.100.0070.00016.76
8.0.90.0040.00416.84
8.0.80.0100.01316.85
8.0.70.0070.00016.71
8.0.60.0040.00416.89
8.0.50.0050.00316.95
8.0.30.0070.01217.03
8.0.20.0090.01017.40
8.0.10.0030.00517.00
8.0.00.0060.01716.68
7.4.330.0050.00015.08
7.4.320.0030.00316.54
7.4.300.0080.00016.55
7.4.290.0030.00616.48
7.4.280.0000.00816.50
7.4.270.0000.00716.51
7.4.260.0040.00416.53
7.4.250.0070.00016.56
7.4.240.0000.00716.49
7.4.230.0000.00716.68
7.4.220.0150.00916.59
7.4.210.0120.00916.44
7.4.200.0030.00516.67
7.4.160.0080.00816.45
7.4.150.0110.00617.40
7.4.140.0130.00817.86
7.4.130.0070.01416.46
7.4.120.0060.01316.45
7.4.110.0100.01016.62
7.4.100.0100.00716.57
7.4.90.0170.00016.48
7.4.80.0030.01619.39
7.4.70.0090.00616.34
7.4.60.0130.00316.34
7.4.50.0000.01116.35
7.4.40.0130.00416.47
7.4.30.0130.00616.54
7.4.00.0030.01014.66
7.3.330.0030.00313.34
7.3.320.0050.00013.20
7.3.310.0080.00016.38
7.3.300.0040.00416.28
7.3.290.0030.01116.36
7.3.280.0080.01016.36
7.3.270.0060.01017.40
7.3.260.0070.01016.45
7.3.250.0110.00716.37
7.3.240.0110.00616.43
7.3.230.0110.00616.39
7.3.210.0140.00316.32
7.3.200.0100.00616.29
7.3.190.0080.00816.52
7.3.180.0130.00916.57
7.3.170.0120.00616.20
7.3.160.0070.01416.23
7.2.330.0110.00616.48
7.2.320.0060.01516.56
7.2.310.0180.00616.64
7.2.300.0060.01616.59
7.2.290.0040.01316.48
7.2.60.0100.00316.80
7.2.00.0030.01019.34
7.1.200.0080.00415.46
7.1.100.0030.00717.90
7.1.70.0100.00617.13
7.1.60.0000.01119.29
7.1.50.0040.01517.00
7.1.00.0030.07722.40
7.0.200.0630.01014.59
7.0.80.0300.05719.99
7.0.70.0370.06320.02
7.0.60.0370.06319.98
7.0.50.0400.05720.37
7.0.40.0430.04720.38
7.0.30.0430.05720.44
7.0.20.0430.05020.36
7.0.10.0370.05720.33
7.0.00.0270.06320.30
5.6.230.0130.05720.70
5.6.220.0100.05720.60
5.6.210.0230.04720.54
5.6.200.0130.05721.20
5.6.190.0200.05321.14
5.6.180.0130.05321.17
5.6.170.0130.05721.09
5.6.160.0000.06721.21
5.6.150.0070.06321.10
5.6.140.0200.05021.02
5.6.130.0230.05021.12
5.6.120.0100.06021.18
5.6.110.0170.05721.16
5.6.100.0170.05321.17
5.6.90.0130.05721.06
5.6.80.0100.05320.36
5.6.70.0100.05720.46
5.6.60.0130.05320.46
5.6.50.0030.06320.48
5.6.40.0300.04720.48
5.6.30.0130.05320.47
5.6.20.0200.07020.46
5.6.10.0130.05720.40
5.6.00.0130.05320.42
5.5.370.0200.04720.41
5.5.360.0130.05320.42
5.5.350.0230.07320.49
5.5.340.0100.05720.94
5.5.330.0130.05720.71
5.5.320.0130.05720.95
5.5.310.0130.05320.96
5.5.300.0070.06020.98
5.5.290.0130.05320.88
5.5.280.0070.06320.83
5.5.270.0100.06020.89
5.5.260.0070.06320.94
5.5.250.0070.06720.74
5.5.240.0100.05720.33
5.5.230.0230.04720.33
5.5.220.0170.04720.25
5.5.210.0100.05320.24
5.5.200.0200.04720.31
5.5.190.0200.04720.27
5.5.180.0100.05720.26
5.5.160.0100.05320.32
5.5.150.0200.04720.20
5.5.140.0070.05720.32
5.5.130.0100.07320.29
5.5.120.0200.04320.31
5.5.110.0130.05320.30
5.5.100.0130.05720.23
5.5.90.0130.05020.09
5.5.80.0100.05320.01
5.5.70.0170.05320.22
5.5.60.0070.05720.18
5.5.50.0100.05320.06
5.5.40.0170.04720.17
5.5.30.0170.04720.07
5.5.20.0200.04720.07
5.5.10.0130.05320.11
5.5.00.0130.05320.02

preferences:
51.5 ms | 401 KiB | 5 Q