3v4l.org

run code in 300+ PHP versions simultaneously
<?php class InCommon { private $baz = 'foo'; public function out(){ echo "BAZ: ".$this->baz; } } class Foo extends InCommon { } class Bar extends InCommon { public function peek($target){ echo 'peek: '.$target->baz; } public function mess($target){ $target->baz = 'cats'; } } $foo = new Foo(); $bar = new Bar(); $bar->mess($foo); $foo->out();

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)
8.3.60.0190.00318.81
8.3.50.0120.01022.04
8.3.40.0030.01218.79
8.3.30.0070.00719.04
8.3.20.0050.00320.29
8.3.10.0030.00620.57
8.3.00.0040.00419.38
8.2.180.0140.00316.50
8.2.170.0120.00322.96
8.2.160.0070.01020.35
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00021.93
8.2.110.0060.00322.20
8.2.100.0040.00817.72
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0030.00618.16
8.2.30.0000.00719.15
8.2.20.0030.00617.55
8.2.10.0080.00018.05
8.2.00.0050.00317.74
8.1.280.0070.00725.92
8.1.270.0060.00323.96
8.1.260.0030.00526.35
8.1.250.0050.00328.09
8.1.240.0040.00423.91
8.1.230.0090.00318.77
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00517.25
8.1.190.0000.00817.25
8.1.180.0050.00218.10
8.1.170.0060.00318.66
8.1.160.0050.00221.99
8.1.150.0000.00718.70
8.1.140.0040.00417.38
8.1.130.0000.00717.82
8.1.120.0040.00417.40
8.1.110.0040.00417.34
8.1.100.0050.00217.39
8.1.90.0030.00717.27
8.1.80.0070.00017.45
8.1.70.0040.00417.34
8.1.60.0060.00317.46
8.1.50.0080.00017.43
8.1.40.0000.00817.40
8.1.30.0040.00417.55
8.1.20.0000.00817.51
8.1.10.0000.00817.49
8.1.00.0070.00417.48
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0050.00218.50
8.0.270.0030.00317.21
8.0.260.0060.00017.16
8.0.250.0040.00416.99
8.0.240.0040.00416.96
8.0.230.0030.00316.99
8.0.220.0040.00416.83
8.0.210.0050.00316.79
8.0.200.0080.00016.91
8.0.190.0080.00016.79
8.0.180.0000.00716.86
8.0.170.0040.00416.86
8.0.160.0040.00316.80
8.0.150.0040.00416.85
8.0.140.0050.00216.82
8.0.130.0030.00313.25
8.0.120.0030.00616.84
8.0.110.0050.00316.84
8.0.100.0070.00016.71
8.0.90.0040.00416.80
8.0.80.0040.01916.87
8.0.70.0050.00316.76
8.0.60.0040.00416.67
8.0.50.0070.00016.93
8.0.30.0180.00416.86
8.0.20.0130.00817.40
8.0.10.0070.00016.77
8.0.00.0060.01616.96
7.4.330.0050.00015.09
7.4.320.0030.00316.49
7.4.300.0030.00316.51
7.4.290.0070.00016.45
7.4.280.0000.00716.41
7.4.270.0040.00416.49
7.4.260.0000.00616.45
7.4.250.0020.00216.46
7.4.240.0040.00316.47
7.4.230.0040.00416.63
7.4.220.0120.00616.55
7.4.210.0090.00616.58
7.4.200.0050.00216.61
7.4.160.0060.01016.52
7.4.150.0110.00817.40
7.4.140.0070.01217.86
7.4.130.0090.00916.49
7.4.120.0080.01116.46
7.4.110.0070.01716.64
7.4.100.0060.01016.40
7.4.90.0070.01016.39
7.4.80.0130.00419.37
7.4.70.0100.00716.34
7.4.60.0110.00616.30
7.4.50.0040.00416.68
7.4.40.0100.01316.43
7.4.30.0160.00716.32
7.4.00.0040.01414.89
7.3.330.0000.00613.19
7.3.320.0020.00213.18
7.3.310.0000.00716.12
7.3.300.0000.00716.27
7.3.290.0040.01216.29
7.3.280.0100.00716.31
7.3.270.0150.00317.40
7.3.260.0060.01216.27
7.3.250.0120.00516.57
7.3.240.0120.00416.29
7.3.230.0090.00816.39
7.3.210.0100.00616.18
7.3.200.0060.01219.39
7.3.190.0120.00616.47
7.3.180.0090.00616.43
7.3.170.0070.01016.59
7.3.160.0100.01016.33
7.3.120.0030.01514.84
7.3.110.0030.01414.79
7.3.100.0130.00314.51
7.3.90.0070.00714.96
7.3.80.0000.01214.55
7.3.70.0070.01014.68
7.3.60.0040.01114.55
7.3.50.0040.00714.74
7.3.40.0040.01114.70
7.3.30.0090.00614.70
7.3.20.0000.00916.73
7.3.10.0100.00316.65
7.3.00.0060.00616.64
7.2.330.0070.01016.47
7.2.320.0090.00716.48
7.2.310.0030.01316.61
7.2.300.0160.01916.78
7.2.290.0100.00616.63
7.2.250.0070.01415.30
7.2.240.0070.01315.02
7.2.230.0060.00915.05
7.2.220.0070.01115.16
7.2.210.0060.00615.11
7.2.200.0060.00614.96
7.2.190.0070.00715.22
7.2.180.0040.01114.98
7.2.170.0030.01314.90
7.2.60.0100.00316.89
7.2.00.0100.00319.50
7.1.330.0090.00615.94
7.1.320.0000.00915.63
7.1.310.0000.00915.49
7.1.300.0030.00615.43
7.1.290.0140.00315.64
7.1.280.0000.01315.75
7.1.270.0070.01015.75
7.1.260.0000.01415.84
7.1.200.0000.00715.46
7.1.100.0100.00717.89
7.1.70.0090.00616.96
7.1.60.0140.01019.32
7.1.50.0140.00716.63
7.1.00.0030.07022.54
7.0.200.0000.00716.38
7.0.140.0070.06722.00
7.0.60.0070.09020.06
7.0.50.0130.04017.91
7.0.40.0100.08720.10
7.0.30.0130.04320.16
7.0.20.0300.05020.07
7.0.10.0070.06020.12
7.0.00.0070.08020.02
5.6.280.0000.07720.92
5.6.210.0070.08720.76
5.6.200.0070.06018.25
5.6.190.0030.05720.61
5.6.180.0500.06320.57
5.6.170.0400.07320.54
5.6.160.0100.04720.46
5.6.150.0030.04718.22
5.6.140.0070.03718.11
5.6.130.0100.05718.16
5.6.120.0130.08020.79
5.6.110.0100.06020.99
5.6.100.0030.08720.97
5.6.90.0030.09321.10
5.6.80.0130.04720.51
5.5.350.0170.02720.39
5.5.340.0070.03717.98
5.5.330.0100.06320.40
5.5.320.0330.06020.41
5.5.310.0170.04720.34
5.5.300.0030.04717.98
5.5.290.0100.07717.96
5.5.280.0100.07720.91
5.5.270.0000.04320.65
5.5.260.0170.08020.97
5.5.250.0130.05320.63
5.5.240.0230.07020.20
5.4.450.0230.04319.42
5.4.440.1030.05319.50
5.4.430.0930.06019.48
5.4.420.0630.00019.42
5.4.410.0670.00019.41
5.4.400.0600.00019.09
5.4.390.0630.00019.04
5.4.380.0900.05318.84
5.4.370.0930.05018.70
5.4.360.1070.04718.66
5.4.350.1030.08018.85
5.4.340.1200.06018.74
5.4.320.0100.03612.51
5.4.310.0040.04212.50
5.4.300.0060.04012.51
5.4.290.0040.04012.50
5.4.280.0020.03812.40
5.4.270.0060.03512.40
5.4.260.0070.03612.39
5.4.250.0060.03712.40
5.4.240.0070.03412.40
5.4.230.0050.03912.39
5.4.220.0070.04012.39
5.4.210.0040.03812.39
5.4.200.0060.04012.39
5.4.190.0060.03512.39
5.4.180.0050.03512.39
5.4.170.0030.03712.40
5.4.160.0060.03412.39
5.4.150.0060.03412.39
5.4.140.0080.03712.07
5.4.130.0060.03512.06
5.4.120.0030.03912.02
5.4.110.0090.03212.01
5.4.100.0070.03412.02
5.4.90.0100.03912.02
5.4.80.0060.04012.02
5.4.70.0050.03512.01
5.4.60.0060.03312.02
5.4.50.0050.03612.02
5.4.40.0070.03312.00
5.4.30.0050.04212.00
5.4.20.0060.03412.00
5.4.10.0080.03112.00
5.4.00.0080.03411.48
5.3.290.0050.04012.80
5.3.280.0040.03912.71
5.3.270.0070.04512.73
5.3.260.0060.04612.72
5.3.250.0060.03812.72
5.3.240.0040.04012.72
5.3.230.0070.03612.70
5.3.220.0090.04212.68
5.3.210.0080.03712.68
5.3.200.0080.03512.68
5.3.190.0060.03612.68
5.3.180.0090.03812.68
5.3.170.0090.03412.67
5.3.160.0060.03612.67
5.3.150.0050.03712.67
5.3.140.0030.03812.66
5.3.130.0060.03612.65
5.3.120.0050.03712.66
5.3.110.0080.03412.66
5.3.100.0050.03512.12
5.3.90.0050.04212.10
5.3.80.0050.03612.09
5.3.70.0060.03612.09
5.3.60.0050.03912.08
5.3.50.0040.03812.04
5.3.40.0070.03912.04
5.3.30.0080.04111.99
5.3.20.0060.03911.78
5.3.10.0060.03511.73
5.3.00.0030.03911.72
5.2.170.0050.0339.23
5.2.160.0040.0289.23
5.2.150.0030.0319.23
5.2.140.0010.0329.22
5.2.130.0050.0399.18
5.2.120.0060.0309.19
5.2.110.0050.0299.20
5.2.100.0040.0299.18
5.2.90.0050.0369.19
5.2.80.0030.0329.18
5.2.70.0050.0389.18
5.2.60.0070.0299.13
5.2.50.0030.0349.10
5.2.40.0030.0369.07
5.2.30.0030.0349.05
5.2.20.0050.0279.04
5.2.10.0040.0278.95
5.2.00.0050.0278.82
5.1.60.0050.0228.09
5.1.50.0060.0308.09
5.1.40.0040.0248.08
5.1.30.0070.0258.42
5.1.20.0030.0308.45
5.1.10.0080.0228.17
5.1.00.0030.0328.17
5.0.50.0080.0276.65
5.0.40.0020.0246.50
5.0.30.0050.0296.32
5.0.20.0020.0246.29
5.0.10.0040.0196.26
5.0.00.0030.0326.25
4.4.90.0040.0144.78
4.4.80.0060.0164.76
4.4.70.0020.0204.75
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0050.0274.71
4.4.30.0020.0164.75
4.4.20.0040.0224.84
4.4.10.0020.0154.85
4.4.00.0040.0254.76
4.3.110.0030.0164.67
4.3.100.0020.0204.67
4.3.90.0030.0144.64
4.3.80.0040.0234.59
4.3.70.0030.0184.63
4.3.60.0040.0124.63
4.3.50.0020.0154.63
4.3.40.0020.0234.54
4.3.30.0010.0183.30
4.3.20.0020.0173.28
4.3.10.0010.0163.23
4.3.00.0070.0107.88

preferences:
39.86 ms | 401 KiB | 5 Q