3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = true; public function do() { unset($this->bar); } } $foo = new Foo(); var_dump($foo); $foo->do(); var_dump($foo); $foo->bar = false; var_dump($foo);

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)
8.3.40.0000.01418.84
8.3.30.0100.00319.25
8.3.20.0050.00320.52
8.3.10.0070.00023.53
8.3.00.0080.00019.38
8.2.170.0090.00922.96
8.2.160.0130.00320.35
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0000.00920.96
8.2.110.0030.00622.05
8.2.100.0080.00317.59
8.2.90.0100.00019.14
8.2.80.0040.00417.97
8.2.70.0070.00717.63
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0030.00619.95
8.2.30.0040.00418.11
8.2.20.0040.00417.69
8.2.10.0070.00017.96
8.2.00.0040.00417.68
8.1.270.0080.00023.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.88
8.1.230.0070.00419.08
8.1.220.0030.00617.74
8.1.210.0070.00318.77
8.1.200.0090.00017.25
8.1.190.0080.00016.98
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0000.00721.83
8.1.150.0040.00418.84
8.1.140.0030.00517.31
8.1.130.0040.00417.83
8.1.120.0000.00717.26
8.1.110.0070.00017.38
8.1.100.0040.00417.40
8.1.90.0070.00017.36
8.1.80.0030.00617.44
8.1.70.0040.00417.34
8.1.60.0040.00417.62
8.1.50.0040.00417.54
8.1.40.0070.00417.39
8.1.30.0050.00317.66
8.1.20.0000.00717.64
8.1.10.0030.00617.48
8.1.00.0000.00717.53
8.0.300.0050.00218.77
8.0.290.0070.00016.63
8.0.280.0000.00818.34
8.0.270.0000.00817.27
8.0.260.0030.00317.14
8.0.250.0040.00416.96
8.0.240.0030.00316.98
8.0.230.0080.00016.80
8.0.220.0070.00016.88
8.0.210.0000.00716.83
8.0.200.0000.00616.80
8.0.190.0050.00216.93
8.0.180.0070.00016.91
8.0.170.0080.00016.97
8.0.160.0070.00016.88
8.0.150.0000.00716.93
8.0.140.0080.00016.81
8.0.130.0000.00713.37
8.0.120.0000.00716.81
8.0.110.0040.00416.88
8.0.100.0040.00416.96
8.0.90.0040.00316.93
8.0.80.0150.00016.93
8.0.70.0030.00616.70
8.0.60.0000.00816.96
8.0.50.0000.00716.74
8.0.30.0160.00917.01
8.0.20.0160.00817.40
8.0.10.0000.00816.87
8.0.00.0080.01216.74
7.4.330.0000.00515.08
7.4.320.0030.00316.56
7.4.300.0060.00016.46
7.4.290.0030.00316.60
7.4.280.0030.00316.64
7.4.270.0030.00516.50
7.4.260.0070.00216.59
7.4.250.0090.00016.56
7.4.240.0000.00716.62
7.4.230.0030.00316.63
7.4.220.0090.01616.57
7.4.210.0050.01016.48
7.4.200.0050.00216.61
7.4.160.0130.01016.56
7.4.150.0140.00517.40
7.4.140.0100.01017.86
7.4.130.0080.00816.59
7.4.120.0130.00316.47
7.4.110.0100.00716.48
7.4.100.0130.00416.54
7.4.90.0130.00416.47
7.4.80.0090.00919.39
7.4.70.0130.00316.47
7.4.60.0150.00016.64
7.4.50.0000.00716.29
7.4.40.0130.00616.54
7.4.30.0090.01316.58
7.4.00.0070.00714.66
7.3.330.0000.00613.16
7.3.320.0020.00213.14
7.3.310.0040.00416.48
7.3.300.0050.00216.41
7.3.290.0080.00516.27
7.3.280.0050.01216.35
7.3.270.0130.00417.40
7.3.260.0120.00816.52
7.3.250.0090.00716.47
7.3.240.0180.00316.44
7.3.230.0050.01116.55
7.3.210.0110.00616.32
7.3.200.0060.01019.39
7.3.190.0060.01216.40
7.3.180.0030.02016.39
7.3.170.0000.01516.37
7.3.160.0080.00816.50
7.2.330.0130.00316.71
7.2.320.0060.01116.71
7.2.310.0120.00616.71
7.2.300.0190.03716.69
7.2.290.0030.01316.64
7.2.60.0140.00916.55
7.2.00.0120.00919.36
7.1.200.0040.01115.77
7.1.100.0130.00617.73
7.1.70.0000.01616.77
7.1.60.0100.01319.40
7.1.50.0040.01416.87
7.1.00.0030.07722.36
7.0.200.0000.01016.81
7.0.140.0100.07022.00
7.0.60.0030.08719.86
7.0.50.0070.08017.87
7.0.40.0100.08720.20
7.0.30.0330.08020.09
7.0.20.0330.07320.09
7.0.10.0070.09020.30
7.0.00.0100.08720.25
5.6.210.0030.08020.64
5.6.200.0030.04318.16
5.6.190.0000.07020.61
5.6.180.0370.07720.42
5.6.170.0270.04320.54
5.6.160.0170.05020.69
5.6.150.0070.08318.18
5.6.140.0000.06018.23
5.6.130.0000.06318.13
5.6.120.0100.05021.09
5.6.110.0000.06021.00
5.6.100.0100.06321.02
5.6.90.0100.07721.05
5.6.80.0100.07720.50
5.5.350.0070.07020.48
5.5.340.0030.06717.99
5.5.330.0100.06720.28
5.5.320.2970.03320.42
5.5.310.0230.06020.26
5.5.300.0030.08318.04
5.5.290.0100.08018.07
5.5.280.0130.05720.80
5.5.270.0100.07020.74
5.5.260.0000.09020.96
5.5.250.0130.07320.57
5.5.240.0000.05720.28
5.4.450.0470.04719.52
5.4.440.0200.05319.64
5.4.430.0870.04019.56
5.4.420.0630.04019.54
5.4.410.0570.04719.36
5.4.400.1330.04019.22
5.4.390.1300.05019.26
5.4.380.0270.04318.55
5.4.370.0200.05318.75
5.4.360.0300.05018.68
5.4.350.0130.06018.50
5.4.340.0230.06318.47
5.4.320.0080.05412.51
5.4.310.0110.05012.50
5.4.300.0070.04912.51
5.4.290.0180.04612.51
5.4.280.0090.05212.40
5.4.270.0040.04012.40
5.4.260.0090.04012.40
5.4.250.0040.04212.40
5.4.240.0070.04412.40
5.4.230.0090.04312.39
5.4.220.0070.05212.39
5.4.210.0110.04012.39
5.4.200.0110.04612.39
5.4.190.0060.04912.39
5.4.180.0060.04312.39
5.4.170.0080.04812.40
5.4.160.0070.04412.39
5.4.150.0040.04312.39
5.4.140.0050.04412.08
5.4.130.0090.04412.06
5.4.120.0160.04012.03
5.4.110.0060.04312.02
5.4.100.0070.04312.02
5.4.90.0090.04512.02
5.4.80.0070.05612.02
5.4.70.0090.05112.02
5.4.60.0080.05012.02
5.4.50.0140.04412.02
5.4.40.0070.05112.00
5.4.30.0120.05312.00
5.4.20.0120.05112.00
5.4.10.0070.04512.00
5.4.00.0060.04111.50
5.3.290.0060.04512.80
5.3.280.0070.04312.71
5.3.270.0090.04312.72
5.3.260.0060.04912.71
5.3.250.0050.04712.72
5.3.240.0060.05012.72
5.3.230.0060.05112.70
5.3.220.0130.04812.68
5.3.210.0130.04812.68
5.3.200.0100.04512.68
5.3.190.0060.04612.68
5.3.180.0090.04312.68
5.3.170.0100.04412.67
5.3.160.0080.04312.67
5.3.150.0070.04512.68
5.3.140.0090.04212.66
5.3.130.0080.04512.66
5.3.120.0080.04312.66
5.3.110.0110.05012.66
5.3.100.0090.04112.12
5.3.90.0090.04612.10
5.3.80.0100.04112.09
5.3.70.0090.03612.09
5.3.60.0110.03712.09
5.3.50.0060.04012.02
5.3.40.0130.03412.02
5.3.30.0100.05211.98
5.3.20.0070.05011.76
5.3.10.0090.04511.73
5.3.00.0080.03811.71
5.2.170.0070.0329.21
5.2.160.0060.0409.21
5.2.150.0080.0349.21
5.2.140.0060.0409.21
5.2.130.0070.0389.17
5.2.120.0100.0329.17
5.2.110.0100.0389.18
5.2.100.0090.0319.17
5.2.90.0080.0399.17
5.2.80.0060.0379.17
5.2.70.0060.0369.17
5.2.60.0070.0429.13
5.2.50.0080.0419.09
5.2.40.0080.0319.07
5.2.30.0080.0409.04
5.2.20.0080.0399.03
5.2.10.0060.0328.94
5.2.00.0070.0308.80
5.1.60.0080.0218.09
5.1.50.0080.0228.08
5.1.40.0070.0258.06
5.1.30.0050.0328.42
5.1.20.0080.0298.43
5.1.10.0090.0278.16
5.1.00.0050.0298.16
5.0.50.0070.0236.64
5.0.40.0050.0256.49
5.0.30.0050.0376.30
5.0.20.0060.0216.27
5.0.10.0070.0276.25
5.0.00.0060.0386.25
4.4.90.0070.0194.78
4.4.80.0050.0244.76
4.4.70.0050.0244.76
4.4.60.0030.0244.76
4.4.50.0040.0194.77
4.4.40.0030.0334.71
4.4.30.0080.0194.76
4.4.20.0050.0234.84
4.4.10.0060.0214.84
4.4.00.0070.0314.76
4.3.110.0070.0254.67
4.3.100.0020.0234.67
4.3.90.0040.0174.63
4.3.80.0050.0374.58
4.3.70.0050.0214.63
4.3.60.0030.0234.63
4.3.50.0040.0214.63
4.3.40.0050.0314.54
4.3.30.0040.0183.30
4.3.20.0070.0193.28
4.3.10.0040.0193.23
4.3.00.0130.01015.63

preferences:
38.71 ms | 400 KiB | 5 Q