3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { const X = 'C'; } class D extends C { const X = 'D'; public static function parent_x() { return parent::X; } } echo D::parent_x();

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)
8.3.60.0110.00418.30
8.3.50.0100.00822.88
8.3.40.0070.01018.67
8.3.30.0120.00318.80
8.3.20.0140.00720.06
8.3.10.0000.01723.47
8.3.00.0030.00619.00
8.2.180.0110.00416.75
8.2.170.0140.00022.96
8.2.160.0040.01120.35
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0090.00626.16
8.2.120.0040.00420.90
8.2.110.0060.00322.18
8.2.100.0080.00420.54
8.2.90.0000.00819.22
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0050.00317.67
8.2.50.0000.00818.07
8.2.40.0040.00417.78
8.2.30.0040.00417.86
8.2.20.0000.00717.63
8.2.10.0040.00417.99
8.2.00.0080.00017.60
8.1.280.0140.00325.92
8.1.270.0000.00823.88
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00321.88
8.1.230.0070.00319.04
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0050.00517.35
8.1.190.0030.00617.00
8.1.180.0080.00018.10
8.1.170.0000.00818.37
8.1.160.0040.00421.93
8.1.150.0070.00018.86
8.1.140.0030.00517.25
8.1.130.0000.00717.80
8.1.120.0000.00717.28
8.1.110.0040.00417.41
8.1.100.0030.00317.35
8.1.90.0030.00417.34
8.1.80.0050.00217.40
8.1.70.0040.00417.34
8.1.60.0030.00617.47
8.1.50.0000.00817.33
8.1.40.0050.00317.49
8.1.30.0050.00317.47
8.1.20.0090.00017.47
8.1.10.0040.00417.39
8.1.00.0040.00417.34
8.0.300.0090.00018.77
8.0.290.0000.00816.75
8.0.280.0000.00718.46
8.0.270.0040.00417.17
8.0.260.0070.00017.24
8.0.250.0070.00016.98
8.0.240.0040.00416.89
8.0.230.0000.00716.93
8.0.220.0040.00416.75
8.0.210.0020.00516.82
8.0.200.0000.00616.98
8.0.190.0040.00716.91
8.0.180.0090.00316.87
8.0.170.0050.00316.98
8.0.160.0000.00716.95
8.0.150.0070.00016.80
8.0.140.0050.00216.81
8.0.130.0000.00613.20
8.0.120.0040.00416.79
8.0.110.0000.00716.73
8.0.100.0030.00516.84
8.0.90.0000.00716.71
8.0.80.0100.01116.77
8.0.70.0000.00716.86
8.0.60.0040.00416.84
8.0.50.0040.00416.80
8.0.30.0120.00717.07
8.0.20.0130.01217.40
8.0.10.0000.00816.89
8.0.00.0090.00916.85
7.4.330.0020.00215.00
7.4.320.0000.00616.53
7.4.300.0000.00616.51
7.4.290.0000.00716.53
7.4.280.0040.00416.37
7.4.270.0030.00316.36
7.4.260.0000.00716.55
7.4.250.0020.00516.49
7.4.240.0020.00516.44
7.4.230.0070.00016.32
7.4.220.0060.01516.64
7.4.210.0040.01116.35
7.4.200.0080.00016.45
7.4.160.0130.00316.54
7.4.150.0110.00717.40
7.4.140.0120.00617.86
7.4.130.0100.00716.51
7.4.120.0080.01016.49
7.4.110.0040.01316.63
7.4.100.0030.01316.57
7.4.90.0180.00616.54
7.4.80.0100.01419.39
7.4.70.0000.01716.67
7.4.60.0070.01416.39
7.4.50.0030.00516.14
7.4.40.0060.00916.46
7.4.30.0040.01116.49
7.4.00.0070.01014.89
7.3.330.0000.00613.31
7.3.320.0050.00013.29
7.3.310.0000.00616.29
7.3.300.0040.00416.30
7.3.290.0100.00316.23
7.3.280.0070.00916.25
7.3.270.0070.01017.40
7.3.260.0290.01616.49
7.3.250.0070.01016.39
7.3.240.0150.00616.29
7.3.230.0150.00616.39
7.3.210.0030.01316.58
7.3.200.0090.00619.39
7.3.190.0090.00816.52
7.3.180.0060.01016.34
7.3.170.0080.00816.27
7.3.160.0060.00916.58
7.3.120.0090.00614.63
7.3.110.0040.01514.85
7.3.100.0090.00014.72
7.3.90.0150.00014.73
7.3.80.0060.00814.84
7.3.70.0040.01114.45
7.3.60.0030.01214.71
7.3.50.0150.00014.76
7.3.40.0070.00314.70
7.3.30.0080.00314.90
7.3.20.0090.00616.75
7.3.10.0070.00316.65
7.3.00.0070.00716.36
7.2.330.0130.01116.68
7.2.320.0060.01016.39
7.2.310.0060.01216.64
7.2.300.0160.00016.61
7.2.290.0070.01316.73
7.2.250.0090.00314.96
7.2.240.0070.01314.85
7.2.230.0060.00914.73
7.2.220.0090.00914.60
7.2.210.0060.00614.78
7.2.200.0030.00715.15
7.2.190.0030.01314.91
7.2.180.0070.01014.96
7.2.170.0130.00314.79
7.2.60.0100.00616.63
7.1.330.0030.01015.18
7.1.320.0090.00615.66
7.1.310.0040.00715.60
7.1.300.0030.01215.54
7.1.290.0080.00415.40
7.1.280.0050.00515.37
7.1.270.0040.00715.65
7.1.260.0100.00615.57
7.1.200.0000.00815.53
7.1.100.0090.00917.67
7.1.70.0030.00917.07
7.1.60.0110.01519.40
7.1.50.0120.00816.82
7.1.00.0130.06722.57
7.0.200.0090.00016.37
7.0.140.0100.06322.04
7.0.60.0030.06719.90
7.0.50.0230.07017.81
7.0.40.0130.04720.25
7.0.30.0170.04320.33
7.0.20.0370.07320.08
7.0.10.0030.07320.26
7.0.00.0070.04020.16
5.6.280.0030.07321.13
5.6.210.0030.08720.67
5.6.200.0030.04318.16
5.6.190.0030.04320.48
5.6.180.0200.06320.60
5.6.170.0270.04020.52
5.6.160.0130.07020.51
5.6.150.0070.05718.18
5.6.140.0030.04018.18
5.6.130.0030.04018.11
5.6.120.0030.08321.04
5.6.110.0030.09020.97
5.6.100.0130.07721.04
5.6.90.0100.06720.98
5.6.80.0130.04720.36
5.5.350.0270.05720.52
5.5.340.0200.06318.08
5.5.330.0070.08320.40
5.5.320.0330.05020.27
5.5.310.0370.05320.30
5.5.300.0100.08018.08
5.5.290.0030.05018.04
5.5.280.0130.05020.77
5.5.270.0100.08020.97
5.5.260.0170.04320.64
5.5.250.0100.08320.71
5.5.240.0030.07320.27
5.4.450.0100.05719.20
5.4.440.0570.05319.33
5.4.430.0630.05319.44
5.4.420.0670.04719.47
5.4.410.0070.07318.91
5.4.400.0900.06318.80
5.4.390.0970.05318.63
5.4.380.0170.04718.50
5.4.370.0100.05018.56
5.4.360.0030.04018.40
5.4.350.0040.04812.02
5.4.340.0070.03612.02
5.4.320.0050.03812.50
5.4.310.0060.04412.50
5.4.300.0040.03712.50
5.4.290.0040.04312.50
5.4.280.0080.04212.39
5.4.270.0100.03612.40
5.4.260.0050.04412.39
5.4.250.0070.04012.39
5.4.240.0090.04212.39
5.4.230.0070.03612.38
5.4.220.0050.03912.39
5.4.210.0080.03412.39
5.4.200.0100.03512.39
5.4.190.0080.03812.38
5.4.180.0070.04212.38
5.4.170.0060.04212.39
5.4.160.0110.03812.39
5.4.150.0070.03912.39
5.4.140.0080.03512.07
5.4.130.0080.03812.06
5.4.120.0100.03412.02
5.4.110.0050.03412.02
5.4.100.0080.03412.01
5.4.90.0060.04412.01
5.4.80.0050.04212.01
5.4.70.0080.03612.01
5.4.60.0090.03612.01
5.4.50.0050.03812.01
5.4.40.0060.03812.00
5.4.30.0080.03911.99
5.4.20.0060.03412.00
5.4.10.0070.03212.00
5.4.00.0070.04011.48
5.3.290.0080.04012.80
5.3.280.0070.04312.71
5.3.270.0080.04812.72
5.3.260.0110.04112.72
5.3.250.0040.03912.72
5.3.240.0060.04612.71
5.3.230.0040.04212.71
5.3.220.0080.04612.68
5.3.210.0110.04112.68
5.3.200.0080.03912.68
5.3.190.0090.04012.68
5.3.180.0120.03812.67
5.3.170.0070.03612.67
5.3.160.0100.03812.68
5.3.150.0060.04612.67
5.3.140.0060.04012.66
5.3.130.0060.04412.66
5.3.120.0090.04612.66
5.3.110.0070.04112.66
5.3.100.0070.03612.12
5.3.90.0070.04012.10
5.3.80.0040.03712.09
5.3.70.0090.03312.09
5.3.60.0050.04212.07
5.3.50.0070.04012.02
5.3.40.0100.03512.02
5.3.30.0090.04011.98
5.3.20.0070.04111.76
5.3.10.0060.03411.72
5.3.00.0050.04211.71
5.2.170.0040.0359.22
5.2.160.0090.0299.21
5.2.150.0070.0349.21
5.2.140.0050.0339.21
5.2.130.0080.0319.18
5.2.120.0040.0359.17
5.2.110.0060.0279.18
5.2.100.0050.0279.18
5.2.90.0050.0329.18
5.2.80.0030.0329.17
5.2.70.0050.0299.17
5.2.60.0040.0419.12
5.2.50.0050.0399.09
5.2.40.0070.0389.07
5.2.30.0070.0339.04
5.2.20.0040.0359.03
5.2.10.0020.0378.94
5.2.00.0040.0318.80
5.1.60.0030.0278.09
5.1.50.0060.0268.08
5.1.40.0030.0288.06
5.1.30.0050.0288.41
5.1.20.0030.0278.43
5.1.10.0060.0298.16
5.1.00.0040.0288.16
5.0.50.0040.0266.64
5.0.40.0040.0186.50
5.0.30.0040.0366.30
5.0.20.0080.0186.27
5.0.10.0030.0206.25
5.0.00.0070.0356.24
4.4.90.0040.0254.78
4.4.80.0040.0224.75
4.4.70.0030.0194.75
4.4.60.0010.0214.75
4.4.50.0020.0204.77
4.4.40.0030.0254.71
4.4.30.0050.0204.76
4.4.20.0040.0234.85
4.4.10.0050.0194.84
4.4.00.0050.0284.76
4.3.110.0040.0154.66
4.3.100.0020.0214.67
4.3.90.0000.0164.64
4.3.80.0020.0244.59
4.3.70.0070.0164.63
4.3.60.0020.0194.63
4.3.50.0050.0194.63
4.3.40.0000.0294.54
4.3.30.0020.0253.30
4.3.20.0020.0153.28
4.3.10.0020.0173.24
4.3.00.0100.0277.16

preferences:
45.18 ms | 401 KiB | 5 Q