3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $boo; private $bar; protected $baz; } $foo = new Foo(); $s = serialize($foo); var_dump($s);

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)
8.3.40.0110.00418.71
8.3.30.0080.00619.00
8.3.20.0030.00520.34
8.3.10.0080.00020.33
8.3.00.0030.00619.13
8.2.170.0110.00722.96
8.2.160.0040.01220.39
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00422.19
8.2.110.0000.00920.34
8.2.100.0090.00317.72
8.2.90.0040.00417.78
8.2.80.0000.00717.97
8.2.70.0000.00817.38
8.2.60.0040.00817.80
8.2.50.0090.00018.07
8.2.40.0000.00718.03
8.2.30.0030.00319.41
8.2.20.0040.00417.49
8.2.10.0050.00317.97
8.2.00.0040.00417.66
8.1.270.0000.00922.11
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.04
8.1.230.0070.00420.85
8.1.220.0050.00317.74
8.1.210.0040.00418.79
8.1.200.0030.00717.10
8.1.190.0050.00317.23
8.1.180.0030.00518.10
8.1.170.0040.00818.46
8.1.160.0030.00521.82
8.1.150.0000.00718.80
8.1.140.0050.00217.35
8.1.130.0000.00817.86
8.1.120.0000.00717.39
8.1.110.0000.00817.41
8.1.100.0050.00317.39
8.1.90.0020.00517.40
8.1.80.0050.00317.30
8.1.70.0030.00517.40
8.1.60.0030.00517.50
8.1.50.0040.00417.49
8.1.40.0050.00217.49
8.1.30.0000.00917.55
8.1.20.0000.00717.42
8.1.10.0040.00417.41
8.1.00.0080.00017.45
8.0.300.0040.00420.20
8.0.290.0000.00716.63
8.0.280.0000.00818.39
8.0.270.0070.00017.09
8.0.260.0030.00317.19
8.0.250.0000.00716.88
8.0.240.0030.00616.78
8.0.230.0000.00716.74
8.0.220.0030.00316.80
8.0.210.0040.00416.71
8.0.200.0070.00016.89
8.0.190.0040.00416.92
8.0.180.0070.00016.88
8.0.170.0000.00816.87
8.0.160.0030.00516.95
8.0.150.0000.00716.84
8.0.140.0060.00316.74
8.0.130.0000.00513.21
8.0.120.0000.00816.68
8.0.110.0040.00416.72
8.0.100.0070.00016.86
8.0.90.0030.00316.69
8.0.80.0080.00816.77
8.0.70.0040.00416.65
8.0.60.0040.00416.64
8.0.50.0000.00716.93
8.0.30.0080.01116.92
8.0.20.0170.00217.40
8.0.10.0040.00416.93
8.0.00.0110.00516.54
7.4.330.0000.00615.03
7.4.320.0000.00816.39
7.4.300.0060.00016.58
7.4.290.0030.00316.51
7.4.280.0040.00416.52
7.4.270.0040.00416.44
7.4.260.0000.00816.43
7.4.250.0070.00016.32
7.4.240.0060.00116.44
7.4.230.0070.00016.27
7.4.220.0130.01016.47
7.4.210.0030.01016.46
7.4.200.0030.00316.60
7.4.160.0060.01616.39
7.4.150.0100.00717.40
7.4.140.0120.00817.86
7.4.130.0110.00916.44
7.4.120.0120.00616.54
7.4.110.0120.00616.43
7.4.100.0120.00916.31
7.4.90.0040.01316.32
7.4.80.0110.01116.34
7.4.70.0070.01016.41
7.4.60.0130.00316.53
7.4.50.0040.00416.40
7.4.40.0090.00616.15
7.4.30.0100.01016.61
7.4.00.0070.00714.94
7.3.330.0020.00213.18
7.3.320.0000.00613.11
7.3.310.0000.00716.21
7.3.300.0070.00016.12
7.3.290.0100.00716.17
7.3.280.0080.00816.15
7.3.270.0140.00317.40
7.3.260.0130.00316.21
7.3.250.0060.01116.33
7.3.240.0070.01016.45
7.3.230.0030.01316.39
7.3.210.0100.00716.54
7.3.200.0090.00919.39
7.3.190.0090.01216.44
7.3.180.0090.00616.18
7.3.170.0170.00016.27
7.3.160.0070.01016.27
7.2.330.0090.00916.29
7.2.320.0180.00316.65
7.2.310.0090.00916.38
7.2.300.0060.00916.59
7.2.290.0030.01216.59
7.2.60.0180.00716.79
7.2.00.0110.01119.04
7.1.200.0000.01015.83
7.1.100.0070.00718.30
7.1.70.0000.00716.81
7.1.60.0070.01719.32
7.1.50.0120.01216.78
7.1.00.0070.07022.47
7.0.200.0060.00316.82
7.0.140.0070.06721.92
7.0.60.0030.04319.87
7.0.50.0100.07017.87
7.0.40.0030.04320.09
7.0.30.0230.04020.07
7.0.20.0300.04720.06
7.0.10.0030.06720.21
7.0.00.0070.08020.24
5.6.280.0030.07720.91
5.6.210.0070.07720.64
5.6.200.0030.06018.16
5.6.190.0100.06020.63
5.6.180.0400.05320.41
5.6.170.0300.04020.44
5.6.160.0130.07320.54
5.6.150.0100.07718.18
5.6.140.0100.06318.21
5.6.130.0030.05318.11
5.6.120.0130.07720.93
5.6.110.0100.07020.88
5.6.100.0030.08721.11
5.6.90.0100.07720.96
5.6.80.0070.07320.39
5.5.350.0200.07720.38
5.5.340.0100.08017.98
5.5.330.0070.06020.19
5.5.320.0230.07020.32
5.5.310.0070.04720.26
5.5.300.0030.08317.95
5.5.290.0200.04017.95
5.5.280.0030.07320.89
5.5.270.0200.07320.89
5.5.260.0130.07720.76
5.5.250.0070.05020.54
5.5.240.0070.04320.21
5.4.450.0300.05019.55
5.4.440.0470.06019.45
5.4.430.0330.04019.45
5.4.420.0570.04319.45
5.4.410.0300.04719.45
5.4.400.0530.04319.45
5.4.390.0500.03319.45
5.4.380.0470.07318.50
5.4.370.0470.06718.54
5.4.360.0430.06318.80
5.4.350.0500.05718.74
5.4.340.0300.06018.82
5.4.320.0060.03612.50
5.4.310.0030.04012.49
5.4.300.0080.03412.49
5.4.290.0050.04112.50
5.4.280.0070.03412.39
5.4.270.0050.04312.39
5.4.260.0070.03512.39
5.4.250.0070.04312.39
5.4.240.0030.03712.39
5.4.230.0080.03512.38
5.4.220.0070.03612.38
5.4.210.0050.03612.38
5.4.200.0070.03512.38
5.4.190.0090.03312.38
5.4.180.0040.03812.38
5.4.170.0070.03512.39
5.4.160.0050.03612.39
5.4.150.0100.03212.38
5.4.140.0050.04412.07
5.4.130.0090.03212.05
5.4.120.0060.03612.01
5.4.110.0080.04312.01
5.4.100.0090.03212.00
5.4.90.0060.03712.01
5.4.80.0070.03612.00
5.4.70.0060.03312.00
5.4.60.0040.03612.00
5.4.50.0050.03712.00
5.4.40.0050.03711.99
5.4.30.0050.04011.98
5.4.20.0060.03711.99
5.4.10.0090.03311.98
5.4.00.0080.03311.48
5.3.290.0100.03712.80
5.3.280.0050.03812.71
5.3.270.0050.03912.73
5.3.260.0110.03512.72
5.3.250.0090.03512.72
5.3.240.0070.04212.72
5.3.230.0080.03512.71
5.3.220.0070.03612.68
5.3.210.0060.03912.68
5.3.200.0070.03612.68
5.3.190.0050.03812.68
5.3.180.0040.03912.67
5.3.170.0060.03712.67
5.3.160.0060.03812.67
5.3.150.0060.03712.68
5.3.140.0040.03712.66
5.3.130.0020.04212.66
5.3.120.0050.04012.65
5.3.110.0040.04012.66
5.3.100.0070.03512.11
5.3.90.0070.03612.09
5.3.80.0070.03412.09
5.3.70.0050.03812.08
5.3.60.0100.03312.07
5.3.50.0100.04312.02
5.3.40.0050.03812.02
5.3.30.0050.03511.98
5.3.20.0070.03711.76
5.3.10.0050.03511.72
5.3.00.0100.03511.71
5.2.170.0090.0289.21
5.2.160.0050.0309.21
5.2.150.0030.0319.21
5.2.140.0040.0339.21
5.2.130.0060.0319.17
5.2.120.0030.0319.17
5.2.110.0050.0309.18
5.2.100.0020.0319.17
5.2.90.0060.0279.17
5.2.80.0040.0359.17
5.2.70.0040.0319.16
5.2.60.0050.0299.12
5.2.50.0050.0299.09
5.2.40.0040.0299.06
5.2.30.0040.0429.05
5.2.20.0060.0399.03
5.2.10.0070.0378.95
5.2.00.0040.0308.80
5.1.60.0040.0338.08
5.1.50.0030.0298.08
5.1.40.0070.0328.06
5.1.30.0050.0258.41
5.1.20.0060.0258.43
5.1.10.0050.0278.15
5.1.00.0080.0228.15
5.0.50.0040.0266.64
5.0.40.0030.0206.49
5.0.30.0040.0326.30
5.0.20.0060.0176.27
5.0.10.0020.0276.25
5.0.00.0040.0406.24
4.4.90.0040.0144.78
4.4.80.0040.0154.75
4.4.70.0040.0194.75
4.4.60.0030.0174.75
4.4.50.0030.0154.77
4.4.40.0020.0284.71
4.4.30.0020.0174.76
4.4.20.0030.0164.84
4.4.10.0030.0174.84
4.4.00.0040.0244.75
4.3.110.0050.0144.67
4.3.100.0040.0154.66
4.3.90.0020.0154.64
4.3.80.0030.0244.59
4.3.70.0020.0164.63
4.3.60.0020.0164.63
4.3.50.0020.0164.63
4.3.40.0010.0264.53
4.3.30.0020.0163.30
4.3.20.0010.0173.28
4.3.10.0010.0163.23
4.3.00.0000.02019.45

preferences:
37.55 ms | 400 KiB | 5 Q