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); echo PHP_EOL.PHP_EOL; 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)
8.3.60.0120.00618.43
8.3.50.0120.01021.92
8.3.40.0090.00618.79
8.3.30.0100.00319.19
8.3.20.0060.00320.04
8.3.10.0040.00422.01
8.3.00.0040.00422.27
8.2.180.0130.00616.50
8.2.170.0090.00622.96
8.2.160.0110.00321.00
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0110.00326.16
8.2.120.0080.00019.38
8.2.110.0060.00322.06
8.2.100.0120.00019.64
8.2.90.0050.00319.28
8.2.80.0000.00917.97
8.2.70.0000.00817.63
8.2.60.0040.00718.03
8.2.50.0040.00418.07
8.2.40.0050.00318.06
8.2.30.0050.00218.03
8.2.20.0040.00417.50
8.2.10.0040.00419.39
8.2.00.0040.00417.75
8.1.280.0030.01725.92
8.1.270.0140.00421.93
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0040.00423.86
8.1.230.0080.00319.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.53
8.1.180.0000.00818.72
8.1.170.0090.00018.48
8.1.160.0030.00521.94
8.1.150.0030.00518.45
8.1.140.0070.00017.32
8.1.130.0000.00817.77
8.1.120.0000.00717.30
8.1.110.0000.00817.38
8.1.100.0040.00417.44
8.1.90.0030.00417.29
8.1.80.0040.00417.29
8.1.70.0060.00317.32
8.1.60.0030.00617.51
8.1.50.0030.00517.39
8.1.40.0040.00417.45
8.1.30.0000.00817.52
8.1.20.0000.00817.63
8.1.10.0020.00517.53
8.1.00.0000.00817.41
8.0.300.0030.00518.77
8.0.290.0000.00817.05
8.0.280.0040.00418.49
8.0.270.0080.00017.17
8.0.260.0030.00316.78
8.0.250.0000.00716.95
8.0.240.0040.00416.86
8.0.230.0030.00316.83
8.0.220.0030.00316.87
8.0.210.0000.00716.81
8.0.200.0030.00316.98
8.0.190.0060.00316.92
8.0.180.0000.00816.95
8.0.170.0030.00516.77
8.0.160.0000.00816.95
8.0.150.0060.00316.71
8.0.140.0000.00816.87
8.0.130.0000.00713.27
8.0.120.0080.00016.89
8.0.110.0080.00016.74
8.0.100.0080.00016.67
8.0.90.0000.00716.87
8.0.80.0030.01316.95
8.0.70.0070.00016.83
8.0.60.0000.00716.94
8.0.50.0000.00716.95
8.0.30.0100.01217.16
8.0.20.0110.00717.40
8.0.10.0050.00316.84
8.0.00.0050.01516.72
7.4.330.0000.00615.00
7.4.320.0000.00716.39
7.4.300.0030.00316.49
7.4.290.0000.00716.54
7.4.280.0030.00316.48
7.4.270.0070.00016.46
7.4.260.0070.00016.50
7.4.250.0040.00416.32
7.4.240.0020.00516.50
7.4.230.0030.00316.28
7.4.220.0070.01016.45
7.4.210.0060.01016.45
7.4.200.0040.00416.51
7.4.190.0040.00416.43
7.4.160.0040.01416.30
7.4.150.0140.00717.40
7.4.140.0050.01617.86
7.4.130.0110.00816.40
7.4.120.0140.00916.47
7.4.110.0100.00716.47
7.4.100.0170.00316.47
7.4.90.0140.01016.42
7.4.80.0120.00619.39
7.4.70.0060.01216.61
7.4.60.0100.00716.33
7.4.50.0040.00416.39
7.4.40.0130.00322.77
7.4.30.0030.01316.34
7.4.00.0000.01515.07
7.3.330.0030.00313.30
7.3.320.0000.00613.23
7.3.310.0070.00016.23
7.3.300.0030.00316.29
7.3.290.0120.00416.34
7.3.280.0110.00616.26
7.3.270.0090.00917.40
7.3.260.0120.00616.50
7.3.250.0030.01816.40
7.3.240.0100.00716.47
7.3.230.0120.00616.41
7.3.210.0150.00316.48
7.3.200.0030.01319.39
7.3.190.0030.01816.37
7.3.180.0100.00716.38
7.3.170.0030.01216.29
7.3.160.0070.01116.38
7.3.120.0060.01014.47
7.3.10.0120.00316.34
7.3.00.0060.00616.41
7.2.330.0060.01216.69
7.2.320.0140.01116.53
7.2.310.0070.01116.54
7.2.300.0090.00716.63
7.2.290.0000.01616.63
7.2.130.0150.00316.37
7.2.120.0030.00916.86
7.2.110.0060.00316.70
7.2.100.0190.00016.68
7.2.90.0000.01216.77
7.2.80.0100.00716.50
7.2.70.0120.00316.29
7.2.60.0070.00616.67
7.2.50.0110.00416.54
7.2.40.0000.01516.61
7.2.30.0060.00616.82
7.2.20.0100.00316.76
7.2.10.0120.00016.43
7.2.00.0100.00517.99
7.1.250.0070.00315.73
7.1.200.0000.01415.68
7.1.100.0090.00318.00
7.1.70.0040.00416.80
7.1.60.0110.01419.82
7.1.50.0110.00717.00
7.1.00.0070.07322.45
7.0.200.0030.00716.65
7.0.140.0070.07022.04
7.0.60.0130.05019.79
7.0.50.0070.03717.80
7.0.40.0000.05020.14
7.0.30.0170.04320.21
7.0.20.0170.04720.16
7.0.10.0030.09020.15
7.0.00.0100.04720.27
5.6.280.0000.07721.07
5.6.210.0100.06720.55
5.6.200.0030.08318.22
5.6.190.0100.07720.48
5.6.180.0200.03720.63
5.6.170.0200.08020.60
5.6.160.0070.08320.48
5.6.150.0100.07318.21
5.6.140.0130.07318.23
5.6.130.0030.08318.17
5.6.120.0100.07720.91
5.6.110.0070.08721.01
5.6.100.0000.04321.08
5.6.90.0000.06321.11
5.6.80.0130.07320.41
5.5.350.0030.08020.34
5.5.340.0030.03717.95
5.5.330.0070.05020.19
5.5.320.0300.06020.27
5.5.310.0130.04720.23
5.5.300.0100.06718.05
5.5.290.0200.05718.03
5.5.280.0100.08320.96
5.5.270.0100.07320.96
5.5.260.0170.05320.77
5.5.250.0030.04020.72
5.5.240.0330.06720.27
5.4.450.0200.05719.68
5.4.440.0770.08319.68
5.4.430.0930.05719.38
5.4.420.1000.05719.57
5.4.410.0670.07019.55
5.4.400.0470.04719.23
5.4.390.0170.05719.02
5.4.380.0330.04718.76
5.4.370.0170.06018.54
5.4.360.0330.05318.70
5.4.350.0270.06018.52
5.4.340.0200.05018.61
5.4.320.0080.04212.51
5.4.310.0030.04112.50
5.4.300.0100.03612.51
5.4.290.0050.04412.51
5.4.280.0040.03712.41
5.4.270.0090.04812.40
5.4.260.0200.06018.76
5.4.250.0170.04718.91
5.4.240.0070.07318.88
5.4.230.0130.06318.82
5.4.220.0070.09019.06
5.4.210.0070.05718.89
5.4.200.0100.07718.90
5.4.190.0200.07319.00
5.4.180.0070.06319.00
5.4.170.0100.07018.91
5.4.160.0230.05719.06
5.4.150.0130.07718.66
5.4.140.0100.06716.61
5.4.130.0170.06316.58
5.4.120.0100.04716.40
5.4.110.0030.05716.62
5.4.100.0100.05316.55
5.4.90.0130.06716.63
5.4.80.0200.05716.56
5.4.70.0200.06316.54
5.4.60.0070.06016.52
5.4.50.0130.04716.48
5.4.40.0070.05716.38
5.4.30.0030.06016.34
5.4.20.0130.05716.50
5.4.10.0100.07016.45
5.4.00.0100.05315.82
5.3.290.0070.04212.80
5.3.280.0130.04714.79
5.3.270.0100.05314.45
5.3.260.0100.07314.60
5.3.250.0100.05014.69
5.3.240.0170.06714.61
5.3.230.0170.04314.74
5.3.220.0030.05314.66
5.3.210.0100.05014.55
5.3.200.0130.04314.59
5.3.190.0200.07714.80
5.3.180.0070.05714.42
5.3.170.0130.07014.75
5.3.160.0130.05314.66
5.3.150.0130.07014.55
5.3.140.0100.06014.64
5.3.130.0070.06314.39
5.3.120.0130.05314.54
5.3.110.0170.06714.57
5.3.100.0100.05314.23
5.3.90.0070.06714.05
5.3.80.0100.05014.24
5.3.70.0130.04314.24
5.3.60.0130.05314.08
5.3.50.0170.04714.02
5.3.40.0130.04314.13
5.3.30.0170.05013.98
5.3.20.0130.06713.91
5.3.10.0070.05713.84
5.3.00.0200.05013.72
5.2.170.0070.04711.11
5.2.160.0070.04011.21
5.2.150.0100.05010.97
5.2.140.0130.06011.30
5.2.130.0130.03711.09
5.2.120.0070.06010.93
5.2.110.0100.03711.19
5.2.100.0130.03311.17
5.2.90.0100.04010.93
5.2.80.0100.04311.16
5.2.70.0100.05011.18
5.2.60.0070.06010.88
5.2.50.0070.06010.84
5.2.40.0130.05010.89
5.2.30.0030.06311.05
5.2.20.0070.04711.02
5.2.10.0030.04010.84
5.2.00.0070.05010.71
5.1.60.0100.03310.38
5.1.50.0100.04310.38
5.1.40.0030.03310.38
5.1.30.0030.03710.50
5.1.20.0030.05010.38
5.1.10.0030.03710.38
5.1.00.0130.02710.38
5.0.50.0070.02710.38
5.0.40.0000.03010.38
5.0.30.0100.05310.38
5.0.20.0000.03010.38
5.0.10.0030.03710.38
5.0.00.0070.04010.38
4.4.90.0000.03010.38
4.4.80.0030.02010.38
4.4.70.0070.02310.38
4.4.60.0070.02310.38
4.4.50.0070.02710.38
4.4.40.0030.03310.38
4.4.30.0000.02310.38
4.4.20.0030.02010.38
4.4.10.0070.02710.38
4.4.00.0030.04010.38
4.3.110.0030.03010.38
4.3.100.0000.02310.38
4.3.90.0030.03010.38
4.3.80.0030.03310.38
4.3.70.0070.02010.38
4.3.60.0030.01710.38
4.3.50.0070.01710.38
4.3.40.0070.03010.38
4.3.30.0070.02310.38
4.3.20.0000.02310.38
4.3.10.0000.02010.38
4.3.00.0000.0278.11

preferences:
43.63 ms | 401 KiB | 5 Q