3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'baz'; public $test = 'ahmad'; } $foo = new Foo(); $check = & $foo->test; var_dump($check); var_dump($foo); exit; $reader = function & ($object, $property) { $value = & Closure::bind(function & () use ($property) { return $this->$property; }, $object, $object)->__invoke(); return $value; }; $foo = new Foo(); $bar = & $reader($foo, 'bar'); //$bar = 'tab'; var_dump($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)
8.3.60.0130.00716.88
8.3.50.0120.00622.00
8.3.40.0070.01018.87
8.3.30.0070.00719.09
8.3.20.0030.00620.24
8.3.10.0080.00023.66
8.3.00.0070.00420.74
8.2.180.0070.01016.50
8.2.170.0110.00722.96
8.2.160.0120.00320.32
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00222.21
8.2.110.0060.00322.06
8.2.100.0040.00817.72
8.2.90.0040.00419.18
8.2.80.0040.00417.97
8.2.70.0090.00017.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0060.00317.91
8.2.30.0040.00418.06
8.2.20.0040.00417.53
8.2.10.0000.00817.74
8.2.00.0080.00017.68
8.1.280.0140.00025.92
8.1.270.0000.00823.88
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.63
8.1.230.0060.00619.25
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0050.00517.35
8.1.190.0000.00817.51
8.1.180.0040.00418.10
8.1.170.0030.00718.45
8.1.160.0000.00821.96
8.1.150.0050.00218.57
8.1.140.0000.00917.40
8.1.130.0030.00317.70
8.1.120.0040.00417.43
8.1.110.0030.00517.45
8.1.100.0040.00417.40
8.1.90.0030.00517.41
8.1.80.0000.00717.43
8.1.70.0000.00717.31
8.1.60.0040.00417.43
8.1.50.0040.00417.50
8.1.40.0040.00417.42
8.1.30.0000.00817.53
8.1.20.0040.00417.56
8.1.10.0000.00717.52
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0000.00717.15
8.0.280.0080.00018.24
8.0.270.0040.00417.20
8.0.260.0000.00716.82
8.0.250.0000.00716.91
8.0.240.0070.00016.99
8.0.230.0070.00016.84
8.0.220.0000.00716.90
8.0.210.0070.00016.80
8.0.200.0000.00716.87
8.0.190.0040.00416.96
8.0.180.0040.00416.90
8.0.170.0000.00716.82
8.0.160.0000.00816.88
8.0.150.0040.00416.91
8.0.140.0000.00816.73
8.0.130.0000.00513.39
8.0.120.0030.00516.83
8.0.110.0000.00716.92
8.0.100.0000.00816.88
8.0.90.0050.00316.89
8.0.80.0060.00916.89
8.0.70.0040.00416.78
8.0.60.0040.00416.92
8.0.50.0040.00416.77
8.0.30.0090.01316.91
8.0.20.0070.01317.40
8.0.10.0050.00316.98
8.0.00.0100.00716.59
7.4.330.0000.00515.03
7.4.320.0040.00416.57
7.4.300.0030.00316.45
7.4.290.0030.00316.34
7.4.280.0070.00316.43
7.4.270.0000.00816.59
7.4.260.0030.00316.30
7.4.250.0000.00816.51
7.4.240.0020.00516.52
7.4.230.0030.00316.47
7.4.220.0150.00916.54
7.4.210.0080.00616.49
7.4.200.0040.00416.42
7.4.190.0040.00416.62
7.4.160.0060.00916.65
7.4.150.0120.00617.40
7.4.140.0070.00917.86
7.4.130.0080.00816.50
7.4.120.0090.00916.39
7.4.110.0080.00816.42
7.4.100.0100.01016.38
7.4.90.0130.00316.32
7.4.80.0130.00416.55
7.4.70.0130.00516.56
7.4.60.0160.00716.30
7.4.50.0070.00016.39
7.4.40.0060.00922.77
7.4.30.0140.00316.54
7.4.00.0070.01114.74
7.3.330.0050.00013.30
7.3.320.0070.00013.29
7.3.310.0030.00316.32
7.3.300.0000.00716.14
7.3.290.0080.00916.31
7.3.280.0060.01216.25
7.3.270.0110.01417.40
7.3.260.0030.01416.34
7.3.250.0060.01216.34
7.3.240.0090.00916.41
7.3.230.0090.00916.54
7.3.210.0140.00716.25
7.3.200.0200.00019.39
7.3.190.0100.00816.49
7.3.180.0080.00816.46
7.3.170.0070.01416.29
7.3.160.0120.00316.47
7.3.120.0080.00415.01
7.2.330.0040.01416.40
7.2.320.0120.01216.36
7.2.310.0100.01316.42
7.2.300.0140.00316.31
7.2.290.0090.00916.71
7.2.00.0160.00819.24
7.1.100.0040.01118.15
7.1.70.0000.01417.08
7.1.60.0030.01619.29
7.1.50.0110.01116.98
7.1.00.0030.07722.36
7.0.200.0000.00816.87
7.0.140.0000.07022.00
7.0.60.0000.05719.95
7.0.50.0070.08317.89
7.0.40.0070.06720.18
7.0.30.0330.08020.24
7.0.20.0370.07020.16
7.0.10.0030.08020.30
7.0.00.0070.05320.20
5.6.210.0000.04320.52
5.6.200.0130.08018.19
5.6.190.0130.03320.46
5.6.180.0470.06320.57
5.6.170.0170.09020.48
5.6.160.0030.04320.54
5.6.150.0070.06318.18
5.6.140.0070.08318.27
5.6.130.0100.04318.14
5.6.120.0130.05021.13
5.6.110.0100.04321.02
5.6.100.0230.06721.02
5.6.90.0030.04720.96
5.6.80.0130.05720.42
5.5.350.4330.04020.45
5.5.340.0000.04317.98
5.5.330.0270.04020.42
5.5.320.0300.04020.42
5.5.310.0300.07720.34
5.5.300.0100.05318.07
5.5.290.0030.07718.07
5.5.280.0100.08020.97
5.5.270.0070.04020.93
5.5.260.0030.06720.96
5.5.250.0170.06320.70
5.5.240.0130.07020.28
5.4.450.0130.05319.47
5.4.440.0200.07019.38
5.4.430.0230.05319.62
5.4.420.0170.05319.46
5.4.410.0130.05319.23
5.4.400.0200.05019.31
5.4.390.0300.04019.06
5.4.380.0170.05318.42
5.4.370.0170.05018.76
5.4.360.0130.05718.65
5.4.350.0230.04718.71
5.4.340.0070.06018.79
5.4.320.0060.03912.51
5.4.310.0090.04212.51
5.4.300.0050.04112.51
5.4.290.0060.04212.51
5.4.280.0110.03612.40
5.4.270.0040.03812.40
5.4.260.0040.04412.37
5.4.250.0070.03612.37
5.4.240.0060.03612.36
5.4.230.0040.04012.36
5.4.220.0070.03512.36
5.4.210.0020.03912.36
5.4.200.0090.03412.36
5.4.190.0050.03612.36
5.4.180.0050.04412.35
5.4.170.0050.04112.37
5.4.160.0060.03612.36
5.4.150.0050.03612.36
5.4.140.0090.03412.05
5.4.130.0100.03012.03
5.4.120.0020.03911.99
5.4.110.0070.03911.99
5.4.100.0100.03111.98
5.4.90.0020.04011.99
5.4.80.0050.04611.98
5.4.70.0070.03411.98
5.4.60.0110.03611.98
5.4.50.0080.03311.98
5.4.40.0080.03911.96
5.4.30.0070.03511.96
5.4.20.0090.03311.96
5.4.10.0100.03111.96
5.4.00.0040.03811.45
5.3.290.0120.03812.80
5.3.280.0030.04012.71
5.3.270.0050.04012.73
5.3.260.0060.04012.72
5.3.250.0090.03412.72
5.3.240.0080.03512.72
5.3.230.0070.03912.71
5.3.220.0060.03712.68
5.3.210.0090.03612.68
5.3.200.0080.03512.68
5.3.190.0060.03812.68
5.3.180.0040.03812.67
5.3.170.0030.04012.67
5.3.160.0050.03712.67
5.3.150.0040.03912.67
5.3.140.0040.03812.66
5.3.130.0040.04112.66
5.3.120.0020.04212.66
5.3.110.0060.04512.66
5.3.100.0080.03512.12
5.3.90.0060.03712.08
5.3.80.0060.03712.08
5.3.70.0050.03712.07
5.3.60.0070.03612.06
5.3.50.0050.03712.00
5.3.40.0050.03712.00
5.3.30.0050.03611.95
5.3.20.0030.03711.74
5.3.10.0080.03711.70
5.3.00.0080.03511.69
5.2.170.0040.0349.17
5.2.160.0060.0289.17
5.2.150.0030.0329.17
5.2.140.0040.0309.17
5.2.130.0020.0329.13
5.2.120.0070.0269.13
5.2.110.0060.0279.14
5.2.100.0040.0289.14
5.2.90.0050.0289.13
5.2.80.0050.0319.13
5.2.70.0070.0279.12
5.2.60.0040.0319.07
5.2.50.0050.0329.05
5.2.40.0020.0329.02
5.2.30.0030.0339.00
5.2.20.0060.0309.00
5.2.10.0040.0308.91
5.2.00.0060.0288.76
5.1.60.0030.0248.04
5.1.50.0050.0238.04
5.1.40.0060.0228.04
5.1.30.0020.0278.38
5.1.20.0030.0278.41
5.1.10.0050.0248.12
5.1.00.0040.0258.12
5.0.50.0020.0216.60
5.0.40.0040.0186.46
5.0.30.0030.0316.27
5.0.20.0030.0206.24
5.0.10.0030.0206.21
5.0.00.0030.0316.21
4.4.90.0010.0174.78
4.4.80.0010.0164.76
4.4.70.0040.0144.76
4.4.60.0020.0164.75
4.4.50.0020.0154.77
4.4.40.0050.0224.71
4.4.30.0010.0174.76
4.4.20.0010.0174.84
4.4.10.0010.0174.85
4.4.00.0040.0244.76
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0020.0154.64
4.3.80.0060.0214.59
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.62
4.3.40.0040.0224.54
4.3.30.0000.0183.28
4.3.20.0030.0153.27
4.3.10.0020.0163.23
4.3.00.0000.0235.79

preferences:
50.77 ms | 401 KiB | 5 Q