3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { const IN = STDIN; const XXX = 10; } var_dump(new B()); class A { private $foo = B::IN; } $a = new A(); $b = clone $a; var_dump($a, $b); unset($a); unset($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)
8.3.60.0040.01818.43
8.3.50.0100.00821.15
8.3.40.0060.00918.61
8.3.30.0070.00719.00
8.3.20.0050.00320.24
8.3.10.0040.00423.52
8.3.00.0040.00419.25
8.2.180.0070.00718.29
8.2.170.0090.00622.96
8.2.160.0140.00020.40
8.2.150.0050.00224.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00822.21
8.2.110.0070.00322.20
8.2.100.0000.01217.50
8.2.90.0040.00419.28
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0060.00318.22
8.2.30.0050.00218.00
8.2.20.0000.00817.68
8.2.10.0000.00717.91
8.2.00.0040.00417.59
8.1.280.0110.00625.92
8.1.270.0080.00023.84
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0090.00023.81
8.1.230.0100.00019.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0070.00317.13
8.1.190.0000.00816.88
8.1.180.0050.00318.10
8.1.170.0030.00520.33
8.1.160.0070.00021.96
8.1.150.0000.00718.77
8.1.140.0000.00717.27
8.1.130.0000.00717.87
8.1.120.0040.00417.41
8.1.110.0050.00217.35
8.1.100.0040.00417.41
8.1.90.0000.00717.40
8.1.80.0030.00317.23
8.1.70.0000.00617.40
8.1.60.0000.01217.41
8.1.50.0080.00017.56
8.1.40.0000.00817.52
8.1.30.0030.00517.62
8.1.20.0040.00417.56
8.1.10.0040.00417.57
8.1.00.0060.00317.52
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.32
8.0.270.0030.00317.13
8.0.260.0060.00017.21
8.0.250.0030.00316.90
8.0.240.0060.00016.78
8.0.230.0000.00716.77
8.0.220.0040.00416.70
8.0.210.0040.00416.80
8.0.200.0000.00616.78
8.0.190.0000.00716.86
8.0.180.0040.00416.82
8.0.170.0040.00416.88
8.0.160.0000.00716.92
8.0.150.0030.00316.87
8.0.140.0000.00716.73
8.0.130.0030.00313.24
8.0.120.0060.00316.75
8.0.110.0040.00416.89
8.0.100.0040.00416.85
8.0.90.0040.00416.65
8.0.80.0060.01216.81
8.0.70.0000.00916.77
8.0.60.0000.00716.81
8.0.50.0060.00316.89
8.0.30.0140.00616.97
8.0.20.0110.01317.40
8.0.10.0030.00516.85
8.0.00.0120.00816.67
7.4.330.0030.00315.02
7.4.320.0060.00016.41
7.4.300.0030.00316.36
7.4.290.0070.00016.60
7.4.280.0040.00416.32
7.4.270.0000.00716.39
7.4.260.0040.00416.56
7.4.250.0000.00716.51
7.4.240.0020.00516.39
7.4.230.0040.00416.52
7.4.220.0090.00916.65
7.4.210.0100.01016.53
7.4.200.0000.00716.44
7.4.160.0090.00616.57
7.4.150.0130.01017.40
7.4.140.0120.00717.86
7.4.130.0080.01316.47
7.4.120.0060.01116.56
7.4.110.0140.00316.39
7.4.100.0140.00316.43
7.4.90.0150.00916.37
7.4.80.0000.02019.39
7.4.70.0090.01316.50
7.4.60.0100.00616.49
7.4.50.0040.00416.27
7.4.40.0080.01116.53
7.4.30.0100.00516.28
7.4.00.0060.00914.77
7.3.330.0060.00013.02
7.3.320.0000.00513.06
7.3.310.0000.00816.26
7.3.300.0070.00016.13
7.3.290.0080.00816.24
7.3.280.0080.00616.21
7.3.270.0090.00917.40
7.3.260.0160.00016.50
7.3.250.0130.01016.38
7.3.240.0130.00616.23
7.3.230.0110.00616.39
7.3.210.0130.00616.25
7.3.200.0130.00619.39
7.3.190.0070.01116.56
7.3.180.0130.00916.28
7.3.170.0080.00816.57
7.3.160.0070.01416.50
7.2.330.0100.01116.51
7.2.320.0100.00716.32
7.2.310.0070.01016.48
7.2.300.0080.00816.63
7.2.290.0100.01316.46
7.1.100.0060.00618.17
7.1.70.0030.00317.19
7.1.60.0130.00919.32
7.1.50.0130.01316.96
7.1.00.0070.07322.29
7.0.200.0030.00616.88
7.0.140.0030.07722.12
7.0.60.0070.04720.04
7.0.50.0100.03717.85
7.0.40.0130.09020.30
7.0.30.0270.06020.18
7.0.20.0200.06020.25
7.0.10.0000.04720.12
7.0.00.0100.07720.32
5.6.280.0070.07021.13
5.6.210.0170.07720.75
5.6.200.0030.04318.14
5.6.190.0030.04320.56
5.6.180.3970.04320.50
5.6.170.0230.07720.55
5.6.160.0100.08020.57
5.6.150.0130.07718.18
5.6.140.0100.04018.20
5.6.130.0100.07718.28
5.6.120.0030.08321.02
5.6.110.0170.08320.98
5.6.100.0200.04020.98
5.6.90.0070.08720.95
5.6.80.0070.06020.38
5.6.70.4370.04720.37
5.5.350.0170.04720.41
5.5.340.0030.06318.03
5.5.330.0130.03020.41
5.5.320.4070.03020.25
5.5.310.0370.06020.35
5.5.300.0030.08318.05
5.5.290.0030.04017.92
5.5.280.0130.07720.80
5.5.270.0100.07720.68
5.5.260.0070.08720.67
5.5.250.0170.07720.58
5.5.240.0130.03320.04
5.4.450.0270.05319.55
5.4.440.0130.06019.58
5.4.430.0230.06319.61
5.4.420.0830.05019.38
5.4.410.0870.05019.50
5.4.400.0870.04319.29
5.4.390.0870.06019.32
5.4.380.0830.04719.16
5.4.370.0570.06718.87
5.4.360.0800.05319.29
5.4.350.0200.06019.15
5.4.340.0050.03612.01
5.4.320.0050.04012.50
5.4.310.0030.04112.49
5.4.300.0070.04212.50
5.4.290.0030.04112.49
5.4.280.0040.03712.39
5.4.270.0100.03312.39
5.4.260.0060.03912.39
5.4.250.0090.03412.39
5.4.240.0050.03712.39
5.4.230.0110.03412.38
5.4.220.0100.03612.38
5.4.210.0070.03312.38
5.4.200.0060.03712.39
5.4.190.0120.03212.38
5.4.180.0080.04012.38
5.4.170.0040.03812.39
5.4.160.0120.04412.39
5.4.150.0080.04812.38
5.4.140.0070.04112.06
5.4.130.0080.03412.05
5.4.120.0060.03612.01
5.4.110.0060.03612.01
5.4.100.0030.03812.00
5.4.90.0090.03512.01
5.4.80.0080.03612.01
5.4.70.0080.04112.00
5.4.60.0120.03112.00
5.4.50.0070.03412.01
5.4.40.0060.03412.00
5.4.30.0080.03611.99
5.4.20.0060.03611.99
5.4.10.0090.03211.99
5.4.00.0070.04011.48
5.3.290.0040.04112.80
5.3.280.0080.04812.71
5.3.270.0100.04412.73
5.3.260.0060.04212.72
5.3.250.0060.03912.72
5.3.240.0040.03912.72
5.3.230.0110.03312.71
5.3.220.0080.03512.68
5.3.210.0080.03712.68
5.3.200.0080.03812.68
5.3.190.0080.04512.68
5.3.180.0120.03212.67
5.3.170.0130.04412.67
5.3.160.0090.03812.67
5.3.150.0120.03212.68
5.3.140.0080.03612.66
5.3.130.0080.03712.66
5.3.120.0060.05312.66
5.3.110.0090.03712.66
5.3.100.0100.04312.12
5.3.90.0090.04212.09
5.3.80.0120.04512.09
5.3.70.0090.04812.09
5.3.60.0070.05112.07
5.3.50.0110.03612.02
5.3.40.0080.03812.02
5.3.30.0050.03711.98
5.3.20.0060.03511.75
5.3.10.0090.03211.72
5.3.00.0090.03211.71
5.2.170.0070.0299.21
5.2.160.0030.0329.21
5.2.150.0060.0309.21
5.2.140.0040.0349.21
5.2.130.0060.0299.17
5.2.120.0060.0289.17
5.2.110.0090.0269.18
5.2.100.0020.0329.17
5.2.90.0060.0289.17
5.2.80.0050.0349.17
5.2.70.0050.0329.17
5.2.60.0050.0349.12
5.2.50.0040.0339.09
5.2.40.0100.0419.06
5.2.30.0070.0339.04
5.2.20.0070.0349.04
5.2.10.0150.0648.94
5.2.00.0060.0398.80
5.1.60.0080.0278.08
5.1.50.0060.0278.07
5.1.40.0040.0258.06
5.1.30.0080.0298.41
5.1.20.0090.0358.43
5.1.10.0040.0328.16
5.1.00.0060.0298.16
5.0.50.0050.0256.64
5.0.40.0030.0206.49
5.0.30.0030.0366.30
5.0.20.0050.0266.28
5.0.10.0040.0276.25
5.0.00.0090.0266.24
4.4.90.0060.0124.78
4.4.80.0040.0144.76
4.4.70.0020.0174.75
4.4.60.0060.0134.75
4.4.50.0050.0134.77
4.4.40.0030.0254.71
4.4.30.0040.0154.76
4.4.20.0030.0164.85
4.4.10.0020.0164.85
4.4.00.0040.0244.76
4.3.110.0020.0174.67
4.3.100.0010.0174.66
4.3.90.0040.0144.63
4.3.80.0010.0264.59
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0020.0174.63
4.3.40.0030.0244.54
4.3.30.0050.0143.30
4.3.20.0000.0183.28
4.3.10.0020.0163.24
4.3.00.0070.0206.85

preferences:
45.12 ms | 401 KiB | 5 Q