3v4l.org

run code in 300+ PHP versions simultaneously
<?php function mess($x) { return unserialize(serialize($x)); } class X { public $name; function __invoke() {} } class Wrapper { public $x; } $wrapper = new Wrapper; $wrapper->x = new X; $wrapper->x->name = 'THENAME'; $wrapper2 = new Wrapper; $wrapper2->x = $wrapper->x; var_export(mess($wrapper->x)); var_export(mess($wrapper2->x)); var_export(mess($wrapper->x) === mess($wrapper2->x));

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)
8.3.70.0040.01118.30
8.3.60.0110.00416.50
8.3.50.0100.01021.96
8.3.40.0140.00318.72
8.3.30.0080.00818.92
8.3.20.0040.00420.25
8.3.10.0080.00023.61
8.3.00.0060.00319.38
8.2.180.0110.00716.50
8.2.170.0140.00722.96
8.2.160.0070.00720.35
8.2.150.0050.00324.18
8.2.140.0050.00224.66
8.2.130.0000.00826.16
8.2.120.0040.00422.12
8.2.110.0030.00620.97
8.2.100.0030.00917.72
8.2.90.0080.00018.93
8.2.80.0080.00017.97
8.2.70.0080.00017.50
8.2.60.0000.00817.93
8.2.50.0000.00818.10
8.2.40.0000.00819.76
8.2.30.0030.00519.79
8.2.20.0040.00417.54
8.2.10.0040.00418.02
8.2.00.0030.00917.64
8.1.280.0080.00625.92
8.1.270.0090.00922.14
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.21
8.1.230.0000.01017.83
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.38
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0040.00418.68
8.1.160.0040.00421.99
8.1.150.0070.00318.61
8.1.140.0040.00417.42
8.1.130.0030.00317.86
8.1.120.0080.00017.46
8.1.110.0040.00417.44
8.1.100.0080.00017.41
8.1.90.0030.00517.46
8.1.80.0000.00817.29
8.1.70.0070.00017.37
8.1.60.0000.00817.54
8.1.50.0090.00017.49
8.1.40.0000.00817.58
8.1.30.0080.00017.66
8.1.20.0040.00417.71
8.1.10.0050.00317.61
8.1.00.0000.00817.51
8.0.300.0040.00518.77
8.0.290.0040.00416.63
8.0.280.0030.00318.46
8.0.270.0040.00417.24
8.0.260.0030.00317.23
8.0.250.0030.00316.89
8.0.240.0000.00716.94
8.0.230.0030.00316.91
8.0.220.0000.00716.97
8.0.210.0000.00816.84
8.0.200.0070.00016.87
8.0.190.0030.00516.91
8.0.180.0020.00516.94
8.0.170.0030.00516.91
8.0.160.0000.00716.84
8.0.150.0000.00716.93
8.0.140.0000.00716.88
8.0.130.0000.00613.45
8.0.120.0040.00416.79
8.0.110.0000.00716.75
8.0.100.0000.00816.88
8.0.90.0000.00816.83
8.0.80.0030.01216.88
8.0.70.0050.00216.72
8.0.60.0040.00416.80
8.0.50.0040.00416.72
8.0.30.0130.00817.19
8.0.20.0100.00817.40
8.0.10.0040.00416.91
8.0.00.0150.00516.60
7.4.330.0050.00015.20
7.4.320.0030.00316.46
7.4.300.0000.00616.54
7.4.290.0030.00316.54
7.4.280.0040.00416.66
7.4.270.0000.00716.40
7.4.260.0040.00416.59
7.4.250.0000.00816.56
7.4.240.0020.00516.56
7.4.230.0030.00316.63
7.4.220.0100.00716.65
7.4.210.0080.00716.60
7.4.200.0000.00716.38
7.4.190.0030.00616.44
7.4.160.0100.00616.57
7.4.150.0100.00717.40
7.4.140.0120.00517.86
7.4.130.0060.01016.55
7.4.120.0080.01016.59
7.4.110.0090.00916.64
7.4.100.0080.00816.50
7.4.90.0130.00316.60
7.4.80.0170.00619.39
7.4.70.0070.01016.72
7.4.60.0100.00816.54
7.4.50.0000.00816.49
7.4.40.0110.00722.77
7.4.30.0070.01116.59
7.4.00.0080.00814.90
7.3.330.0000.00513.18
7.3.320.0030.00313.24
7.3.310.0040.00416.24
7.3.300.0000.00716.13
7.3.290.0060.01216.33
7.3.280.0110.01016.25
7.3.270.0000.01717.40
7.3.260.0120.00616.34
7.3.250.0080.01016.36
7.3.240.0110.00716.38
7.3.230.0030.01316.39
7.3.210.0150.00416.39
7.3.200.0180.00019.39
7.3.190.0050.01516.56
7.3.180.0060.00916.49
7.3.170.0030.01316.27
7.3.160.0110.00416.44
7.3.120.0070.01115.01
7.3.110.0070.01115.05
7.3.100.0030.01014.85
7.3.90.0030.00614.75
7.3.80.0060.00614.64
7.3.70.0060.00614.70
7.3.60.0040.01214.71
7.3.50.0070.01014.85
7.3.40.0100.00714.89
7.3.30.0000.01514.87
7.3.20.0030.01016.65
7.3.10.0000.01416.43
7.3.00.0000.01316.58
7.2.330.0150.00916.76
7.2.320.0040.01416.54
7.2.310.0070.01016.48
7.2.300.0140.00416.59
7.2.290.0030.01316.76
7.2.250.0120.00615.25
7.2.240.0070.01114.92
7.2.230.0000.01514.97
7.2.220.0070.00714.88
7.2.210.0030.01215.14
7.2.200.0100.00314.91
7.2.190.0000.01615.19
7.2.180.0030.01615.23
7.2.170.0090.00615.10
7.2.60.0080.00816.95
7.2.00.0040.00719.38
7.1.330.0040.01115.86
7.1.320.0040.01115.67
7.1.310.0080.00315.48
7.1.300.0000.01915.47
7.1.290.0030.00915.57
7.1.280.0000.01515.90
7.1.270.0100.00315.76
7.1.260.0040.01115.68
7.1.200.0060.00915.59
7.1.100.0100.00718.30
7.1.70.0070.00417.29
7.1.60.0110.01419.46
7.1.50.0000.01917.00
7.1.00.0000.07722.58
7.0.200.0180.00314.86
7.0.140.0000.07721.95
7.0.60.0130.07720.05
7.0.50.0030.04017.90
7.0.40.0070.04720.23
7.0.30.0270.06720.22
7.0.20.0300.06720.15
7.0.10.0330.04020.34
7.0.00.0070.04020.22
5.6.280.0000.07721.02
5.6.210.0000.04320.55
5.6.200.0070.04018.19
5.6.190.0100.08320.48
5.6.180.0230.03720.63
5.6.170.0470.05720.44
5.6.160.0000.05320.48
5.6.150.0130.04318.28
5.6.140.0070.08018.21
5.6.130.0030.04318.19
5.6.120.0070.08020.99
5.6.110.0030.07021.08
5.6.100.0200.05320.96
5.6.90.0030.08321.13
5.6.80.0070.08020.51
5.6.70.4200.04020.54
5.5.350.0170.07320.32
5.5.340.0000.07317.98
5.5.330.0100.07320.41
5.5.320.0270.04720.35
5.5.310.0100.04720.51
5.5.300.0000.08717.96
5.5.290.0200.06717.95
5.5.280.0070.06720.73
5.5.270.0030.09320.79
5.5.260.0230.07020.86
5.5.250.0070.07720.80
5.5.240.0100.08020.36
5.4.450.0130.05719.38
5.4.440.0170.05319.48
5.4.430.0130.05719.18
5.4.420.0070.06019.63
5.4.410.0170.04719.35
5.4.400.0130.05319.14
5.4.390.0130.05319.14
5.4.380.0500.04718.76
5.4.370.0330.05018.47
5.4.360.0400.04718.81
5.4.350.0330.05318.63
5.4.340.0400.05018.77
5.4.320.0090.03312.50
5.4.310.0070.04112.50
5.4.300.0060.03712.50
5.4.290.0080.04212.49
5.4.280.0110.04312.38
5.4.270.0050.04312.38
5.4.260.0120.03612.39
5.4.250.0060.04912.38
5.4.240.0110.03812.38
5.4.230.0090.04112.38
5.4.220.0060.04612.38
5.4.210.0100.04112.37
5.4.200.0100.04412.38
5.4.190.0070.04412.38
5.4.180.0090.06212.37
5.4.170.0080.05112.38
5.4.160.0100.04712.38
5.4.150.0120.04412.37
5.4.140.0100.05812.05
5.4.130.0120.05112.04
5.4.120.0090.05512.00
5.4.110.0090.05712.00
5.4.100.0290.08912.00
5.4.90.0080.06012.00
5.4.80.0180.09812.00
5.4.70.0150.06111.99
5.4.60.0120.04511.99
5.4.50.0080.04611.99
5.4.40.0110.05011.98
5.4.30.0060.04911.98
5.4.20.0080.05011.98
5.4.10.0120.03911.98
5.4.00.0040.05511.46
5.3.290.0100.04112.80
5.3.280.0080.05112.71
5.3.270.0080.05412.73
5.3.260.0100.05212.72
5.3.250.0080.05312.72
5.3.240.0080.06112.72
5.3.230.0110.05712.71
5.3.220.0100.05412.68
5.3.210.0120.06812.68
5.3.200.0080.03712.68
5.3.190.0140.03212.68
5.3.180.0090.03612.67
5.3.170.0080.03812.67
5.3.160.0100.04612.67
5.3.150.0130.04012.68
5.3.140.0150.05312.66
5.3.130.0060.06212.66
5.3.120.0080.05512.66
5.3.110.0110.03712.65
5.3.100.0090.03612.12
5.3.90.0060.03912.10
5.3.80.0060.04212.09
5.3.70.0070.03612.09
5.3.60.0070.03612.09
5.3.50.0090.04512.03
5.3.40.0150.04012.03
5.3.30.0060.04212.00
5.3.20.0100.04811.79
5.3.10.0080.05411.74
5.3.00.0130.07511.72
5.2.170.0080.0469.22
5.2.160.0140.0429.23
5.2.150.0090.0589.22
5.2.140.0100.0389.22
5.2.130.0070.0379.18
5.2.120.0090.0429.18
5.2.110.0060.0339.19
5.2.100.0060.0359.19
5.2.90.0070.0349.18
5.2.80.0070.0499.18
5.2.70.0110.0609.18
5.2.60.0070.0449.14
5.2.50.0070.0399.11
5.2.40.0080.0329.09
5.2.30.0110.0569.05
5.2.20.0060.0609.04
5.2.10.0080.0408.95
5.2.00.0120.0518.82
5.1.60.0140.0498.11
5.1.50.0080.0578.09
5.1.40.0070.0408.07
5.1.30.0080.0348.42
5.1.20.0170.0728.45
5.1.10.0080.0568.17
5.1.00.0060.0378.17
5.0.50.0050.0296.64
5.0.40.0090.0256.52
5.0.30.0070.0436.32
5.0.20.0090.0406.29
5.0.10.0040.0486.27
5.0.00.0080.0466.26
4.4.90.0030.0174.78
4.4.80.0030.0234.75
4.4.70.0060.0344.75
4.4.60.0050.0224.75
4.4.50.0070.0444.77
4.4.40.0030.0464.71
4.4.30.0050.0184.76
4.4.20.0060.0234.84
4.4.10.0090.0384.85
4.4.00.0140.0554.76
4.3.110.0070.0474.67
4.3.100.0050.0184.66
4.3.90.0050.0484.63
4.3.80.0030.0414.59
4.3.70.0040.0294.63
4.3.60.0020.0164.63
4.3.50.0060.0254.63
4.3.40.0010.0284.54
4.3.30.0040.0193.30
4.3.20.0050.0183.29
4.3.10.0020.0193.24
4.3.00.0100.03010.55

preferences:
48.34 ms | 401 KiB | 5 Q