3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = __CLASS__; } class Bar extends Foo { public $bar = 'over'; } $b = new Bar; var_dump($b->bar);

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)
8.3.60.0070.00716.50
8.3.50.0090.01122.77
8.3.40.0100.01018.66
8.3.30.0110.00419.10
8.3.20.0070.00020.16
8.3.10.0000.00823.53
8.3.00.0040.00419.13
8.2.180.0120.00616.38
8.2.170.0140.00722.96
8.2.160.0070.00720.58
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00821.03
8.2.110.0040.00422.09
8.2.100.0070.00417.66
8.2.90.0000.00819.22
8.2.80.0040.00417.97
8.2.70.0080.00017.38
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0050.00218.22
8.2.30.0000.00718.00
8.2.20.0000.00717.50
8.2.10.0030.00617.93
8.2.00.0030.00617.62
8.1.280.0090.00625.92
8.1.270.0040.00423.71
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0060.00323.75
8.1.230.0060.00619.16
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0040.00417.23
8.1.180.0040.00418.88
8.1.170.0000.00818.47
8.1.160.0000.00821.87
8.1.150.0050.00318.82
8.1.140.0070.00017.31
8.1.130.0000.00717.82
8.1.120.0030.00317.34
8.1.110.0050.00317.28
8.1.100.0030.00517.45
8.1.90.0000.00817.29
8.1.80.0020.00517.40
8.1.70.0030.00317.34
8.1.60.0060.00317.51
8.1.50.0040.00417.43
8.1.40.0030.00517.29
8.1.30.0050.00317.42
8.1.20.0070.00017.60
8.1.10.0000.00717.47
8.1.00.0030.00617.48
8.0.300.0000.00818.77
8.0.290.0040.00416.58
8.0.280.0000.00718.49
8.0.270.0020.00517.26
8.0.260.0030.00317.15
8.0.250.0030.00316.87
8.0.240.0050.00316.85
8.0.230.0000.00716.83
8.0.220.0030.00316.82
8.0.210.0000.00716.87
8.0.200.0030.00316.78
8.0.190.0030.00316.82
8.0.180.0000.00716.75
8.0.170.0050.00316.82
8.0.160.0050.00216.79
8.0.150.0050.00316.73
8.0.140.0030.00416.78
8.0.130.0000.00513.23
8.0.120.0080.00016.77
8.0.110.0000.00716.91
8.0.100.0050.00216.70
8.0.90.0040.00416.82
8.0.80.0070.01116.89
8.0.70.0000.00816.86
8.0.60.0000.00916.86
8.0.50.0040.00416.70
8.0.30.0110.01217.03
8.0.20.0130.00617.40
8.0.10.0070.00017.06
8.0.00.0070.01016.61
7.4.330.0050.00015.00
7.4.320.0030.00316.45
7.4.300.0040.00416.44
7.4.290.0000.00716.53
7.4.280.0000.00816.55
7.4.270.0040.00416.55
7.4.260.0000.01016.54
7.4.250.0000.00816.43
7.4.240.0020.00516.46
7.4.230.0070.00016.55
7.4.220.0100.01016.61
7.4.210.0100.00316.44
7.4.200.0070.00016.54
7.4.160.0030.01216.29
7.4.150.0090.00917.40
7.4.140.0070.01317.86
7.4.130.0060.01116.36
7.4.120.0100.00716.42
7.4.110.0100.01416.25
7.4.100.0090.01316.49
7.4.90.0110.00616.41
7.4.80.0140.00319.39
7.4.70.0030.01716.23
7.4.60.0140.00716.46
7.4.50.0030.00516.09
7.4.40.0130.00316.48
7.4.30.0090.00616.39
7.4.00.0100.00714.94
7.3.330.0040.00413.04
7.3.320.0050.00013.17
7.3.310.0050.00216.08
7.3.300.0070.00016.18
7.3.290.0040.01216.24
7.3.280.0060.01016.19
7.3.270.0130.00317.40
7.3.260.0160.00616.28
7.3.250.0120.00816.24
7.3.240.0140.00416.42
7.3.230.0100.01016.45
7.3.210.0100.00716.21
7.3.200.0090.00619.39
7.3.190.0110.00716.41
7.3.180.0000.01516.20
7.3.170.0110.00516.27
7.3.160.0160.00016.32
7.2.330.0110.00616.28
7.2.320.0090.01116.64
7.2.310.0000.01616.69
7.2.300.0100.00716.69
7.2.290.0060.00916.28
7.2.60.0030.00716.88
7.1.200.0070.00715.68
7.1.70.0000.00817.14
7.1.60.0090.01619.40
7.1.50.0130.01016.94
7.1.00.0000.08022.51
7.0.200.0050.00516.51
7.0.140.0030.07322.04
7.0.60.0070.03719.93
7.0.50.0030.05717.88
7.0.40.0070.06719.96
7.0.30.0600.06320.06
7.0.20.0200.04720.15
7.0.10.0170.08020.20
7.0.00.0070.04320.15
5.6.280.0000.07720.81
5.6.210.0100.07320.56
5.6.200.0030.04318.19
5.6.190.0130.03720.52
5.6.180.0230.07320.61
5.6.170.0230.04320.57
5.6.160.0100.07720.50
5.6.150.0100.04718.12
5.6.140.0000.08018.18
5.6.130.0100.06718.18
5.6.120.0030.04321.05
5.6.110.0000.04320.89
5.6.100.0100.07721.02
5.6.90.0070.08321.00
5.6.80.0070.06720.28
5.6.70.4300.04020.40
5.5.350.0000.09020.50
5.5.340.0130.07717.99
5.5.330.0100.08320.21
5.5.320.0370.06320.34
5.5.310.0300.07320.24
5.5.300.0030.04018.03
5.5.290.0130.05317.97
5.5.280.0100.07720.75
5.5.270.0100.08320.88
5.5.260.0130.03020.92
5.5.250.0100.05720.46
5.5.240.0030.07020.14
5.4.450.0230.04019.33
5.4.440.0530.04319.55
5.4.430.0230.04319.16
5.4.420.0700.05019.62
5.4.410.0330.03719.41
5.4.400.0470.04019.23
5.4.390.0270.04019.06
5.4.380.0830.05018.67
5.4.370.0970.05018.67
5.4.360.0970.04318.68
5.4.350.0830.05318.74
5.4.340.0970.05018.73
5.4.320.0040.03712.49
5.4.310.0050.03812.49
5.4.300.0040.03812.49
5.4.290.0090.03412.49
5.4.280.0060.03512.39
5.4.270.0110.04612.39
5.4.260.0050.03912.39
5.4.250.0060.03812.39
5.4.240.0040.03812.39
5.4.230.0050.04012.38
5.4.220.0060.03612.39
5.4.210.0070.03412.38
5.4.200.0050.03912.38
5.4.190.0060.03612.38
5.4.180.0050.03712.38
5.4.170.0040.03712.39
5.4.160.0070.03412.38
5.4.150.0070.03912.38
5.4.140.0040.03812.07
5.4.130.0050.03612.05
5.4.120.0050.03612.02
5.4.110.0080.03312.01
5.4.100.0070.03512.01
5.4.90.0030.04412.01
5.4.80.0060.03612.01
5.4.70.0050.03612.01
5.4.60.0060.03612.00
5.4.50.0050.03612.00
5.4.40.0040.03611.99
5.4.30.0060.03511.99
5.4.20.0030.03811.99
5.4.10.0060.03311.99
5.4.00.0070.03611.48
5.3.290.0060.03912.80
5.3.280.0030.04112.70
5.3.270.0060.03912.72
5.3.260.0080.03812.72
5.3.250.0070.03612.72
5.3.240.0060.03812.71
5.3.230.0090.04712.71
5.3.220.0080.04312.68
5.3.210.0130.04612.68
5.3.200.0070.04812.68
5.3.190.0100.04912.68
5.3.180.0080.05212.68
5.3.170.0070.05312.67
5.3.160.0070.03612.67
5.3.150.0050.03912.67
5.3.140.0050.03812.66
5.3.130.0040.04012.66
5.3.120.0070.03812.65
5.3.110.0080.04312.66
5.3.100.0070.03512.12
5.3.90.0110.03212.09
5.3.80.0040.03712.08
5.3.70.0070.04012.08
5.3.60.0090.03312.07
5.3.50.0050.03812.02
5.3.40.0070.03712.02
5.3.30.0070.03311.98
5.3.20.0030.04811.76
5.3.10.0060.03511.72
5.3.00.0050.04011.71
5.2.170.0060.0309.21
5.2.160.0030.0309.21
5.2.150.0020.0359.21
5.2.140.0040.0309.21
5.2.130.0090.0359.17
5.2.120.0060.0419.17
5.2.110.0030.0319.18
5.2.100.0060.0419.17
5.2.90.0090.0389.17
5.2.80.0060.0439.17
5.2.70.0080.0409.16
5.2.60.0080.0409.12
5.2.50.0050.0359.09
5.2.40.0030.0309.06
5.2.30.0040.0309.04
5.2.20.0050.0299.03
5.2.10.0060.0278.93
5.2.00.0030.0318.79
5.1.60.0050.0228.08
5.1.50.0050.0248.08
5.1.40.0020.0268.06
5.1.30.0050.0268.41
5.1.20.0030.0288.43
5.1.10.0040.0268.16
5.1.00.0040.0288.16
5.0.50.0050.0196.63
5.0.40.0030.0196.49
5.0.30.0030.0326.31
5.0.20.0040.0196.27
5.0.10.0040.0286.25
5.0.00.0030.0316.24
4.4.90.0030.0164.78
4.4.80.0040.0144.75
4.4.70.0030.0154.75
4.4.60.0030.0154.76
4.4.50.0020.0164.77
4.4.40.0020.0264.71
4.4.30.0030.0174.76
4.4.20.0010.0174.84
4.4.10.0030.0154.85
4.4.00.0010.0264.76
4.3.110.0060.0124.67
4.3.100.0060.0124.66
4.3.90.0030.0144.64
4.3.80.0030.0254.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0050.0224.54
4.3.30.0030.0213.30
4.3.20.0020.0223.28
4.3.10.0040.0153.23
4.3.00.0070.01315.96

preferences:
31.38 ms | 401 KiB | 5 Q