3v4l.org

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

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)
8.3.60.0060.01218.43
8.3.50.0120.01021.27
8.3.40.0090.00618.97
8.3.30.0070.00719.05
8.3.20.0050.00320.05
8.3.10.0040.00420.55
8.3.00.0080.00019.25
8.2.180.0170.00316.37
8.2.170.0110.00422.96
8.2.160.0100.00320.34
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00422.17
8.2.110.0100.00622.03
8.2.100.0080.00319.45
8.2.90.0040.00420.96
8.2.80.0060.00317.97
8.2.70.0050.00317.50
8.2.60.0070.00017.80
8.2.50.0040.00418.07
8.2.40.0080.00018.16
8.2.30.0050.00319.16
8.2.20.0070.00017.77
8.2.10.0000.00717.94
8.2.00.0040.00417.69
8.1.280.0100.00725.92
8.1.270.0060.00323.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0070.00319.07
8.1.220.0040.00417.80
8.1.210.0000.00818.77
8.1.200.0090.00416.88
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00718.53
8.1.160.0040.00421.93
8.1.150.0050.00218.90
8.1.140.0070.00017.51
8.1.130.0030.00317.92
8.1.120.0000.00717.37
8.1.110.0040.00417.42
8.1.100.0000.00717.49
8.1.90.0030.00717.50
8.1.80.0030.00517.50
8.1.70.0000.00717.37
8.1.60.0000.00817.57
8.1.50.0040.00417.54
8.1.40.0030.00617.48
8.1.30.0050.00317.64
8.1.20.0000.00817.71
8.1.10.0000.00717.60
8.1.00.0060.00317.36
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.48
8.0.270.0000.00717.21
8.0.260.0060.00017.18
8.0.250.0030.00316.91
8.0.240.0050.00316.98
8.0.230.0030.00317.08
8.0.220.0030.00316.84
8.0.210.0030.00316.78
8.0.200.0030.00317.08
8.0.190.0030.00516.96
8.0.180.0040.00416.88
8.0.170.0080.00017.03
8.0.160.0030.00516.94
8.0.150.0030.00316.93
8.0.140.0040.00416.80
8.0.130.0050.00013.38
8.0.120.0030.00616.84
8.0.110.0070.00016.79
8.0.100.0040.00416.93
8.0.90.0020.00516.89
8.0.80.0040.01217.00
8.0.70.0000.00816.99
8.0.60.0050.00216.93
8.0.50.0040.00416.85
8.0.30.0110.01017.06
8.0.20.0110.00717.40
8.0.10.0070.00016.91
8.0.00.0110.00816.94
7.4.330.0000.00515.09
7.4.320.0000.00616.61
7.4.300.0030.00316.48
7.4.290.0030.00316.61
7.4.280.0040.00416.59
7.4.270.0030.00416.52
7.4.260.0030.00516.63
7.4.250.0040.00416.52
7.4.240.0040.00416.57
7.4.230.0030.00316.53
7.4.220.0030.01416.42
7.4.210.0110.00616.58
7.4.200.0040.00416.66
7.4.160.0030.01216.71
7.4.150.0060.01817.40
7.4.140.0100.00817.86
7.4.130.0090.01016.61
7.4.120.0080.01216.66
7.4.110.0100.01316.54
7.4.100.0080.01216.61
7.4.90.0070.01016.50
7.4.80.0170.00019.37
7.4.70.0240.00016.59
7.4.60.0090.00616.50
7.4.50.0040.00416.22
7.4.40.0110.00616.32
7.4.30.0080.01116.68
7.4.00.0030.01315.19
7.3.330.0000.00513.17
7.3.320.0050.00013.10
7.3.310.0040.00416.17
7.3.300.0040.00416.35
7.3.290.0090.00916.29
7.3.280.0120.00316.40
7.3.270.0110.01417.40
7.3.260.0180.00516.61
7.3.250.0140.00416.47
7.3.240.0100.00616.43
7.3.230.0030.01316.61
7.3.210.0120.01216.49
7.3.200.0170.00719.39
7.3.190.0060.01116.51
7.3.180.0060.00916.46
7.3.170.0060.00916.30
7.3.160.0100.00716.65
7.3.120.0040.01514.93
7.3.110.0030.01014.81
7.3.100.0060.00614.62
7.3.90.0030.01014.67
7.3.80.0030.01214.90
7.3.70.0070.01014.61
7.3.60.0030.00914.84
7.3.50.0030.00914.54
7.3.40.0090.00914.71
7.3.30.0070.00714.95
7.3.20.0040.00716.79
7.3.10.0130.00216.64
7.3.00.0020.01416.80
7.2.330.0100.00716.55
7.2.320.0150.00916.44
7.2.310.0110.00616.51
7.2.300.0130.01016.53
7.2.290.0120.00916.42
7.2.250.0130.00715.15
7.2.240.0100.01014.92
7.2.230.0030.01215.10
7.2.220.0030.00715.20
7.2.210.0060.01215.30
7.2.200.0060.01015.22
7.2.190.0000.01414.89
7.2.180.0030.01315.15
7.2.170.0000.01414.79
7.2.160.0070.00714.78
7.2.150.0040.01117.03
7.2.140.0030.01316.99
7.2.130.0080.00616.68
7.2.120.0030.01016.80
7.2.110.0090.00316.97
7.2.100.0030.01016.83
7.2.90.0080.00517.05
7.2.80.0060.00817.08
7.2.70.0010.01216.96
7.2.60.0060.00916.83
7.2.50.0120.00317.07
7.2.40.0070.00616.93
7.2.30.0050.00916.88
7.2.20.0050.01016.96
7.2.10.0050.01016.96
7.2.00.0080.00517.72
7.1.330.0090.00615.77
7.1.320.0070.00715.92
7.1.310.0000.01115.80
7.1.300.0080.00415.71
7.1.290.0040.00415.94
7.1.280.0070.00415.63
7.1.270.0080.00615.59
7.1.260.0040.01115.88
7.1.250.0070.00715.55
7.1.200.0120.00315.73
7.1.100.0060.00917.93
7.1.70.0170.00416.94
7.1.60.0190.00619.32
7.1.50.0080.00316.91
7.1.00.0030.07722.45
7.0.200.0030.00716.86
7.0.140.0030.07322.18
7.0.60.0070.07320.01
7.0.50.0100.06017.98
7.0.40.0070.06020.27
7.0.30.0300.07720.24
7.0.20.0330.08720.33
7.0.10.0000.08720.16
7.0.00.0000.05320.11
5.6.280.0030.07321.16
5.6.210.0170.07020.68
5.6.200.0000.04718.19
5.6.190.0100.08720.55
5.6.180.3430.04320.52
5.6.170.0200.06320.48
5.6.160.0130.07720.70
5.6.150.0130.07318.19
5.6.140.0070.06718.23
5.6.130.0070.07718.17
5.6.120.0070.04021.15
5.6.110.0100.08021.09
5.6.100.0170.07320.89
5.6.90.0030.09021.04
5.6.80.0100.05720.52
5.6.70.0330.07020.39
5.5.350.0170.03720.41
5.5.340.0130.06717.96
5.5.330.0070.03720.47
5.5.320.0330.08020.31
5.5.310.0230.06020.37
5.5.300.0100.06017.99
5.5.290.0030.05317.95
5.5.280.0070.08720.79
5.5.270.0100.04720.97
5.5.260.0030.09720.80
5.5.250.0070.05720.67
5.5.240.0300.06020.20
5.4.450.0800.05019.60
5.4.440.0900.06019.61
5.4.430.1030.04319.60
5.4.420.0630.00019.41
5.4.410.0630.00019.44
5.4.400.0830.00019.08
5.4.390.0630.00019.21
5.4.380.0270.06018.76
5.4.370.0370.05018.48
5.4.360.0230.06318.61
5.4.350.0270.06018.78
5.4.340.0270.05318.69
5.4.320.0070.03612.52
5.4.310.0040.04012.50
5.4.300.0070.03512.51
5.4.290.0050.04212.50
5.4.280.0030.03812.40
5.4.270.0040.03812.40
5.4.260.0060.03712.40
5.4.250.0050.03912.40
5.4.240.0040.03712.41
5.4.230.0080.03512.39
5.4.220.0080.03412.40
5.4.210.0050.03612.39
5.4.200.0040.03912.39
5.4.190.0040.04112.39
5.4.180.0090.03312.39
5.4.170.0040.03612.41
5.4.160.0060.03712.40
5.4.150.0040.03712.40
5.4.140.0070.03612.08
5.4.130.0080.03312.06
5.4.120.0060.03412.02
5.4.110.0040.03712.02
5.4.100.0070.03412.02
5.4.90.0050.03712.02
5.4.80.0030.04012.02
5.4.70.0110.02912.02
5.4.60.0060.03412.01
5.4.50.0040.03712.02
5.4.40.0050.03512.00
5.4.30.0050.03512.00
5.4.20.0030.03712.00
5.4.10.0070.03312.00
5.4.00.0060.03511.49
5.3.290.0070.03912.80
5.3.280.0070.03712.71
5.3.270.0050.04312.72
5.3.260.0040.04612.72
5.3.250.0070.03512.72
5.3.240.0040.03912.72
5.3.230.0050.03912.71
5.3.220.0050.04112.68
5.3.210.0050.04312.68
5.3.200.0090.03712.68
5.3.190.0020.04112.67
5.3.180.0040.03812.67
5.3.170.0080.03412.66
5.3.160.0080.03412.67
5.3.150.0060.03712.67
5.3.140.0080.03412.66
5.3.130.0030.04112.66
5.3.120.0050.03912.66
5.3.110.0080.03712.66
5.3.100.0060.03612.13
5.3.90.0070.03512.11
5.3.80.0100.03112.10
5.3.70.0050.03712.10
5.3.60.0040.03712.09
5.3.50.0090.03312.03
5.3.40.0070.03512.03
5.3.30.0070.04011.99
5.3.20.0070.03411.77
5.3.10.0080.03311.73
5.3.00.0050.03711.73
5.2.170.0030.0329.23
5.2.160.0110.0289.23
5.2.150.0060.0309.23
5.2.140.0110.0269.22
5.2.130.0100.0249.19
5.2.120.0080.0269.19
5.2.110.0110.0229.20
5.2.100.0090.0249.19
5.2.90.0080.0259.19
5.2.80.0050.0309.18
5.2.70.0040.0319.19
5.2.60.0050.0309.13
5.2.50.0050.0299.10
5.2.40.0040.0299.08
5.2.30.0060.0289.06
5.2.20.0020.0319.05
5.2.10.0060.0268.95
5.2.00.0040.0288.82
5.1.60.0060.0228.10
5.1.50.0050.0238.09
5.1.40.0070.0218.08
5.1.30.0040.0268.43
5.1.20.0040.0268.45
5.1.10.0040.0258.17
5.1.00.0080.0218.17
5.0.50.0040.0196.65
5.0.40.0030.0196.51
5.0.30.0010.0346.32
5.0.20.0040.0186.29
5.0.10.0020.0216.27
5.0.00.0050.0296.27
4.4.90.0010.0174.78
4.4.80.0040.0134.75
4.4.70.0020.0164.75
4.4.60.0040.0144.76
4.4.50.0040.0144.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0010.0174.85
4.4.00.0030.0244.75
4.3.110.0040.0144.67
4.3.100.0020.0154.66
4.3.90.0020.0154.64
4.3.80.0040.0234.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0050.0134.62
4.3.40.0020.0244.54
4.3.30.0010.0163.30
4.3.20.0000.0183.28
4.3.10.0040.0133.23
4.3.00.0170.0207.18

preferences:
38.54 ms | 401 KiB | 5 Q