3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private function bla() { } } class B extends A { private function bla() { } } $a = new B();

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)
8.3.60.0070.00716.63
8.3.50.0130.00722.12
8.3.40.0070.01118.67
8.3.30.0070.00718.89
8.3.20.0040.00420.04
8.3.10.0050.00321.78
8.3.00.0060.00319.38
8.2.180.0110.00718.16
8.2.170.0060.00918.87
8.2.160.0000.01322.96
8.2.150.0070.00324.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0000.00819.13
8.2.110.0090.00019.45
8.2.100.0060.00617.50
8.2.90.0050.00318.98
8.2.80.0030.00517.97
8.2.70.0000.00917.50
8.2.60.0030.00517.79
8.2.50.0060.00318.07
8.2.40.0040.00417.78
8.2.30.0070.00017.99
8.2.20.0040.00417.54
8.2.10.0040.00417.86
8.2.00.0040.00417.48
8.1.280.0110.00325.92
8.1.270.0080.00018.63
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0000.00822.24
8.1.230.0000.01217.79
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0100.00017.35
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0000.00818.29
8.1.160.0000.00721.86
8.1.150.0000.00818.77
8.1.140.0000.00717.35
8.1.130.0000.00717.81
8.1.120.0030.00717.42
8.1.110.0030.00617.37
8.1.100.0040.00417.29
8.1.90.0070.00017.34
8.1.80.0050.00217.24
8.1.70.0030.00317.28
8.1.60.0060.00617.38
8.1.50.0050.00317.52
8.1.40.0040.00417.33
8.1.30.0030.00617.48
8.1.20.0000.00817.42
8.1.10.0000.00817.37
8.1.00.0030.00517.32
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.24
8.0.270.0000.00816.74
8.0.260.0030.00717.18
8.0.250.0000.00716.90
8.0.240.0060.00016.95
8.0.230.0050.00316.89
8.0.220.0000.00716.78
8.0.210.0030.00316.91
8.0.200.0030.00316.89
8.0.190.0080.00016.84
8.0.180.0060.00316.85
8.0.170.0040.00416.88
8.0.160.0000.00716.78
8.0.150.0000.00716.80
8.0.140.0030.00316.70
8.0.130.0030.00613.25
8.0.120.0030.00516.81
8.0.110.0080.00016.90
8.0.100.0000.00816.88
8.0.90.0050.00216.66
8.0.80.0080.01216.73
8.0.70.0000.00716.77
8.0.60.0030.00616.83
8.0.50.0040.00416.60
8.0.30.0070.00317.12
8.0.20.0090.01017.40
8.0.10.0070.00016.98
8.0.00.0110.00716.76
7.4.330.0050.00015.03
7.4.320.0030.00316.42
7.4.300.0000.00616.41
7.4.290.0030.00316.41
7.4.280.0070.00016.52
7.4.270.0000.00716.41
7.4.260.0030.00316.42
7.4.250.0050.00316.41
7.4.240.0070.00216.43
7.4.230.0050.00216.24
7.4.220.0090.00916.43
7.4.210.0020.01716.56
7.4.200.0040.00416.23
7.4.160.0080.00816.39
7.4.150.0040.01217.40
7.4.140.0120.00717.86
7.4.130.0090.01116.50
7.4.120.0060.01016.42
7.4.110.0160.00716.46
7.4.100.0080.01116.38
7.4.90.0130.01016.60
7.4.80.0080.00819.39
7.4.70.0000.01516.63
7.4.60.0030.01316.30
7.4.50.0040.00416.30
7.4.40.0070.01016.52
7.4.30.0100.01016.34
7.4.00.0070.01014.66
7.3.330.0000.00513.24
7.3.320.0090.00313.10
7.3.310.0040.00416.07
7.3.300.0030.00316.25
7.3.290.0030.00316.17
7.3.280.0110.00516.11
7.3.270.0120.00617.40
7.3.260.0090.00916.06
7.3.250.0140.00716.24
7.3.240.0140.00716.19
7.3.230.0090.01416.39
7.3.210.0160.00316.12
7.3.200.0090.00919.39
7.3.190.0100.01016.32
7.3.180.0120.00616.11
7.3.170.0100.01016.34
7.3.160.0120.00916.29
7.2.330.0090.00816.55
7.2.320.0030.01516.52
7.2.310.0090.00916.39
7.2.300.0000.01616.23
7.2.290.0120.00616.52
7.2.60.0000.01116.93
7.2.00.0000.01019.39
7.1.200.0090.00315.43
7.1.100.0070.00417.82
7.1.70.0060.00616.87
7.1.60.0100.01019.50
7.1.50.0140.00716.62
7.1.00.0070.07322.45
7.0.200.0170.00714.82
7.0.140.0130.06322.10
7.0.60.0130.07720.01
7.0.50.0000.04317.84
7.0.40.0030.08320.15
7.0.30.0200.04020.07
7.0.20.0200.06320.07
7.0.10.0000.04320.05
7.0.00.0070.05020.05
5.6.280.0030.07321.13
5.6.210.0170.07320.61
5.6.200.0000.08018.23
5.6.190.0100.08020.45
5.6.180.0230.08720.34
5.6.170.0230.08020.47
5.6.160.0100.07320.56
5.6.150.0100.08018.27
5.6.140.0070.08018.28
5.6.130.0100.04018.17
5.6.120.0070.07321.12
5.6.110.0200.06321.14
5.6.100.0130.08021.10
5.6.90.0070.06020.97
5.6.80.0100.08320.40
5.6.70.3470.03720.40
5.5.350.0000.03720.47
5.5.340.0100.04717.96
5.5.330.0100.06720.57
5.5.320.0300.04020.27
5.5.310.0300.07320.30
5.5.300.0030.04017.95
5.5.290.0000.04718.02
5.5.280.0200.06320.89
5.5.270.0070.03720.86
5.5.260.0070.08720.95
5.5.250.0070.08020.64
5.5.240.0270.07020.24
5.4.450.0770.05319.20
5.4.440.0870.08019.20
5.4.430.0800.06019.61
5.4.420.0400.05019.59
5.4.410.0100.05718.85
5.4.400.0470.06318.81
5.4.390.0400.06318.63
5.4.380.0400.05718.63
5.4.370.0330.05018.61
5.4.360.0430.04718.70
5.4.350.0370.08718.79
5.4.340.0470.07318.68
5.4.320.0270.06018.73
5.4.310.0330.08318.74
5.4.300.0430.06718.79
5.4.290.0470.06718.46
5.4.280.0330.05718.49
5.4.270.0230.06318.61
5.4.260.0430.07018.48
5.4.250.0300.06318.55
5.4.240.0400.05718.68
5.4.230.0370.05018.77
5.4.220.0570.06018.74
5.4.210.0400.06718.72
5.4.200.0530.05016.80
5.4.190.0270.06018.57
5.4.180.0430.06018.71
5.4.170.0530.07718.50
5.4.160.0470.06318.76
5.4.150.0370.06318.44
5.4.140.0570.04316.24
5.4.130.0430.05316.22
5.4.120.0330.05716.29
5.4.110.0530.04316.22
5.4.100.0470.05016.16
5.4.90.0430.05316.25
5.4.80.0270.06016.18
5.4.70.0330.06016.27
5.4.60.0270.05716.34
5.4.50.0400.05016.41
5.4.40.0400.06716.25
5.4.30.0470.06716.41
5.4.20.0430.05316.13
5.4.10.0400.05316.25
5.4.00.0330.07315.66
5.3.290.0530.06314.80
5.3.280.0270.06014.64
5.3.270.0300.06014.63
5.3.260.0300.05314.78
5.3.250.0530.06714.64
5.3.240.0270.07314.63
5.3.230.0430.07014.58
5.3.220.0470.04714.57
5.3.210.0370.06014.70
5.3.200.0570.06314.58
5.3.190.0470.06314.56
5.3.180.0430.07314.78
5.3.170.0300.06714.75
5.3.160.0400.05714.57
5.3.150.0330.06014.61
5.3.140.0230.06714.60
5.3.130.0400.05714.71
5.3.120.0600.07014.56
5.3.110.0430.07714.53
5.3.100.0500.06014.14
5.3.90.0530.05314.06
5.3.80.0470.04714.27
5.3.70.0470.05314.19
5.3.60.0430.07014.04
5.3.50.0370.05014.00
5.3.40.0430.05014.01
5.3.30.0270.06714.04
5.3.20.0430.04713.77
5.3.10.0400.05013.82
5.3.00.0470.06713.71
5.2.170.0270.05311.24
5.2.160.0430.04711.27
5.2.150.0330.04011.18
5.2.140.0270.04311.25
5.2.130.0300.05011.23
5.2.120.0300.04011.16
5.2.110.0470.05011.22
5.2.100.0530.04311.18
5.2.90.0330.06011.31
5.2.80.0400.05311.17
5.2.70.0270.04711.22
5.2.60.0300.05711.05
5.2.50.0230.05311.15
5.2.40.0300.04311.13
5.2.30.0230.05011.00
5.2.20.0270.04710.99
5.2.10.0300.03710.97
5.2.00.0270.05310.76
5.1.60.0300.04310.03
5.1.50.0270.03010.02
5.1.40.0170.03710.05
5.1.30.0230.04010.43
5.1.20.0230.05310.56
5.1.10.0330.04710.17
5.1.00.0230.04310.10
5.0.50.0130.0378.73
5.0.40.0170.0238.49
5.0.30.0130.0438.34
5.0.20.0130.0278.20
5.0.10.0170.0278.22
5.0.00.0100.0438.15
4.4.90.0170.0237.37
4.4.80.0130.0237.37
4.4.70.0100.0307.37
4.4.60.0030.0307.37
4.4.50.0030.0277.37
4.4.40.0100.0377.37
4.4.30.0100.0307.37
4.4.20.0070.0277.37
4.4.10.0130.0237.37
4.4.00.0100.0407.37
4.3.110.0170.0237.37
4.3.100.0170.0337.37
4.3.90.0070.0277.37
4.3.80.0100.0407.37
4.3.70.0100.0237.37
4.3.60.0130.0237.37
4.3.50.0200.0277.37
4.3.40.0130.0407.37
4.3.30.0070.0277.37
4.3.20.0100.0237.37
4.3.10.0030.0237.37
4.3.00.0200.0176.73

preferences:
42.52 ms | 401 KiB | 5 Q