3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { CONST MY = 1; } class B extends A { CONST MY = 2; } echo B::MY;

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)
8.3.40.0070.01118.82
8.3.30.0110.00318.95
8.3.20.0030.00620.38
8.3.10.0030.00621.89
8.3.00.0040.00419.00
8.2.170.0080.00822.96
8.2.160.0040.01122.01
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00419.15
8.2.110.0060.00319.27
8.2.100.0040.00817.75
8.2.90.0000.00818.82
8.2.80.0080.00017.97
8.2.70.0040.00417.59
8.2.60.0060.00317.90
8.2.50.0060.00318.07
8.2.40.0040.00418.05
8.2.30.0040.00417.95
8.2.20.0000.00717.62
8.2.10.0000.00817.90
8.2.00.0000.00817.55
8.1.270.0080.00018.61
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0050.00523.92
8.1.230.0030.00817.52
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.00
8.1.190.0050.00217.10
8.1.180.0030.00518.10
8.1.170.0080.00018.67
8.1.160.0000.00721.92
8.1.150.0080.00018.64
8.1.140.0060.00317.32
8.1.130.0070.00017.75
8.1.120.0030.00517.31
8.1.110.0070.00017.32
8.1.100.0080.00017.19
8.1.90.0040.00417.25
8.1.80.0000.00817.34
8.1.70.0030.00317.18
8.1.60.0060.00317.44
8.1.50.0000.00817.42
8.1.40.0040.00417.34
8.1.30.0080.00017.43
8.1.20.0040.00417.51
8.1.10.0020.00517.37
8.1.00.0040.00417.31
8.0.300.0000.00718.77
8.0.290.0050.00216.75
8.0.280.0030.00318.43
8.0.270.0070.00017.22
8.0.260.0070.00017.06
8.0.250.0070.00016.86
8.0.240.0030.00316.85
8.0.230.0000.00816.78
8.0.220.0070.00016.79
8.0.210.0040.00416.74
8.0.200.0040.00416.86
8.0.190.0030.00516.86
8.0.180.0020.00516.76
8.0.170.0040.00416.81
8.0.160.0030.00416.71
8.0.150.0070.00016.73
8.0.140.0040.00416.68
8.0.130.0040.00413.11
8.0.120.0040.00416.78
8.0.110.0000.00816.68
8.0.100.0040.00416.55
8.0.90.0000.00716.56
8.0.80.0150.00016.82
8.0.70.0000.00716.71
8.0.60.0040.00416.80
8.0.50.0040.00416.61
8.0.30.0120.01116.91
8.0.20.0180.00517.40
8.0.10.0050.00216.84
8.0.00.0100.01016.78
7.4.330.0020.00215.03
7.4.320.0030.00316.45
7.4.300.0060.00016.31
7.4.290.0060.00316.27
7.4.280.0050.00316.27
7.4.270.0030.00316.48
7.4.260.0040.00416.34
7.4.250.0050.00216.23
7.4.240.0050.00316.45
7.4.230.0030.00316.34
7.4.220.0130.01016.43
7.4.210.0070.00716.48
7.4.200.0050.00316.53
7.4.160.0070.00716.38
7.4.150.0090.00917.40
7.4.140.0050.01317.86
7.4.130.0110.00916.47
7.4.120.0090.01016.26
7.4.110.0190.00316.24
7.4.100.0030.01416.36
7.4.90.0070.01016.43
7.4.80.0040.01919.39
7.4.70.0130.00316.48
7.4.60.0060.00916.31
7.4.50.0040.00416.46
7.4.40.0120.00316.26
7.4.30.0140.00316.59
7.4.00.0100.00614.90
7.3.330.0000.00513.12
7.3.320.0130.00313.16
7.3.310.0070.00015.98
7.3.300.0000.00616.23
7.3.290.0100.00716.14
7.3.280.0110.00716.16
7.3.270.0070.01017.40
7.3.260.0130.00316.19
7.3.250.0130.00416.31
7.3.240.0100.00616.21
7.3.230.0110.00716.52
7.3.210.0060.01316.44
7.3.200.0090.01519.39
7.3.190.0080.00816.14
7.3.180.0160.00616.37
7.3.170.0190.00316.49
7.3.160.0110.00616.36
7.3.10.0070.00716.14
7.3.00.0000.00916.11
7.2.330.0130.00316.42
7.2.320.0080.00816.60
7.2.310.0100.01416.61
7.2.300.0100.01016.40
7.2.290.0230.00016.44
7.2.130.0030.00616.45
7.2.120.0070.00416.30
7.2.110.0040.00816.26
7.2.100.0030.01016.61
7.2.90.0070.00416.55
7.2.80.0000.01316.70
7.2.70.0130.00616.67
7.2.60.0060.00616.48
7.2.50.0000.01216.46
7.2.40.0150.00416.61
7.2.30.0070.01016.39
7.2.20.0140.00516.77
7.2.10.0000.00916.65
7.2.00.0080.00618.05
7.1.250.0030.00515.12
7.1.100.0080.01117.52
7.1.70.0000.00716.91
7.1.60.0100.01419.50
7.1.50.0090.01516.91
7.1.00.0070.07322.54
7.0.200.0260.01016.46
7.0.140.0030.03322.09
7.0.60.0100.03319.99
7.0.50.0100.04017.95
7.0.40.0030.06720.10
7.0.30.0270.08020.16
7.0.20.0070.05020.07
7.0.10.0300.05320.30
7.0.00.0070.03720.26
5.6.280.0070.07020.89
5.6.210.0030.08720.55
5.6.200.0130.06718.19
5.6.190.0030.04020.64
5.6.180.0230.07320.46
5.6.170.0130.05320.48
5.6.160.0170.03720.47
5.6.150.0030.04018.19
5.6.140.0130.05318.18
5.6.130.0130.03718.18
5.6.120.0130.07720.98
5.6.110.0130.04320.96
5.6.100.0070.08020.95
5.6.90.0100.07720.97
5.6.80.0200.06320.28
5.6.70.0330.06320.41
5.5.350.0200.07020.41
5.5.340.0070.03718.07
5.5.330.0000.09020.57
5.5.320.0130.07320.57
5.5.310.0330.06720.30
5.5.300.0000.04717.96
5.5.290.0130.07318.08
5.5.280.0130.07320.84
5.5.270.0100.06320.71
5.5.260.0130.08320.75
5.5.250.0100.07020.57
5.5.240.0130.07320.07
5.4.450.0970.06719.46
5.4.440.1070.05019.69
5.4.430.0670.05019.69
5.4.420.0970.05319.60
5.4.410.0170.06019.38
5.4.400.0300.06718.77
5.4.390.0330.05318.69
5.4.380.0200.07018.59
5.4.370.0330.05718.67
5.4.360.0070.06718.68
5.4.350.0300.05318.59
5.4.340.0270.06718.50
5.4.320.0230.05718.57
5.4.310.0100.06718.58
5.4.300.0230.05718.48
5.4.290.0130.06018.67
5.4.280.0270.07018.53
5.4.270.0430.05318.78
5.4.260.0300.06318.73
5.4.250.0430.05018.67
5.4.240.0230.06718.73
5.4.230.0170.05718.50
5.4.220.0300.06018.70
5.4.210.0400.05718.57
5.4.200.0200.07016.51
5.4.190.0170.08018.63
5.4.180.0270.05018.55
5.4.170.0330.05318.72
5.4.160.0200.05318.72
5.4.150.0230.06318.76
5.4.140.0170.07316.27
5.4.130.0170.05716.38
5.4.120.0400.05716.17
5.4.110.0200.05716.41
5.4.100.0170.07716.45
5.4.90.0230.07016.45
5.4.80.0200.05316.15
5.4.70.0230.05716.32
5.4.60.0370.03716.27
5.4.50.0400.05316.13
5.4.40.0330.06016.23
5.4.30.0200.07016.27
5.4.20.0230.07316.13
5.4.10.0200.07016.11
5.4.00.0270.06015.76
5.3.290.0230.07014.75
5.3.280.0130.07314.56
5.3.270.0370.05714.65
5.3.260.0300.06014.62
5.3.250.0230.05314.76
5.3.240.0200.05714.64
5.3.230.0200.05714.75
5.3.220.0300.04314.78
5.3.210.0430.04314.58
5.3.200.0300.05014.55
5.3.190.0170.06314.59
5.3.180.0270.04714.61
5.3.170.0130.07014.57
5.3.160.0200.06314.62
5.3.150.0270.05714.72
5.3.140.0370.06014.65
5.3.130.0270.05714.59
5.3.120.0230.05714.56
5.3.110.0230.06014.64
5.3.100.0230.06714.18
5.3.90.0230.05714.03
5.3.80.0200.05014.00
5.3.70.0300.06014.22
5.3.60.0270.05314.16
5.3.50.0100.07014.01
5.3.40.0170.05314.04
5.3.30.0130.05714.13
5.3.20.0370.03713.79
5.3.10.0070.06713.78
5.3.00.0330.04013.66
5.2.170.0300.04711.15
5.2.160.0170.04011.16
5.2.150.0200.04011.25
5.2.140.0100.05011.23
5.2.130.0100.05011.31
5.2.120.0270.04711.21
5.2.110.0270.03711.21
5.2.100.0170.05011.08
5.2.90.0270.04711.09
5.2.80.0370.03711.21
5.2.70.0270.05311.31
5.2.60.0270.04311.02
5.2.50.0130.05711.11
5.2.40.0130.04311.09
5.2.30.0230.05011.06
5.2.20.0130.05311.13
5.2.10.0100.04710.87
5.2.00.0200.05010.76
5.1.60.0170.04710.11
5.1.50.0070.04010.03
5.1.40.0100.03710.04
5.1.30.0200.03010.43
5.1.20.0200.03310.48
5.1.10.0230.04710.08
5.1.00.0030.06310.16
5.0.50.0070.0438.57
5.0.40.0030.0338.59
5.0.30.0070.0538.30
5.0.20.0130.0278.31
5.0.10.0170.0338.30
5.0.00.0070.0578.24
4.4.90.0070.0305.93
4.4.80.0100.0205.91
4.4.70.0070.0235.88
4.4.60.0070.0235.89
4.4.50.0130.0175.91
4.4.40.0100.0375.87
4.4.30.0130.0235.98
4.4.20.0100.0235.97
4.4.10.0070.0235.96
4.4.00.0100.0375.91
4.3.110.0070.0235.80
4.3.100.0070.0275.81
4.3.90.0000.0275.81
4.3.80.0070.0335.79
4.3.70.0030.0275.82
4.3.60.0100.0235.80
4.3.50.0030.0275.87
4.3.40.0000.0405.75
4.3.30.0130.0134.54
4.3.20.0030.0234.55
4.3.10.0000.0274.53
4.3.00.0100.0236.99

preferences:
57.56 ms | 400 KiB | 5 Q