3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 'baz'; } $foo = new Foo(); echo spl_object_hash($foo); echo '<br />'; $reader = function & ($object, $property) { $value = & Closure::bind(function & () use ($property) { return $this->$property; }, $object, $object)->__invoke(); return $value; }; $bar = & $reader($foo, 'bar'); //var_dump($bar); $bar = 'tab1'; unset($bar); echo spl_object_hash($foo); var_dump($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)
8.3.40.0110.00418.66
8.3.30.0070.00718.75
8.3.20.0080.00020.34
8.3.10.0040.00420.36
8.3.00.0070.00023.65
8.2.170.0030.01722.96
8.2.160.0070.00722.12
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00421.05
8.2.120.0050.00226.35
8.2.110.0030.00722.08
8.2.100.0070.00317.80
8.2.90.0030.00519.23
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0000.00817.93
8.2.50.0060.00318.09
8.2.40.0040.00420.59
8.2.30.0030.00519.43
8.2.20.0040.00417.75
8.2.10.0080.00018.00
8.2.00.0030.00618.05
8.1.270.0090.00922.19
8.1.260.0030.00528.09
8.1.250.0040.00428.09
8.1.240.0060.00319.13
8.1.230.0100.00017.77
8.1.220.0050.00317.78
8.1.210.0000.00918.77
8.1.200.0070.00317.23
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0000.00918.74
8.1.160.0070.00020.81
8.1.150.0040.00418.83
8.1.140.0080.00019.64
8.1.130.0000.00717.58
8.1.120.0000.00717.47
8.1.110.0000.00817.30
8.1.100.0070.00017.47
8.1.90.0070.00017.42
8.1.80.0040.00417.45
8.1.70.0000.00717.45
8.1.60.0040.00417.53
8.1.50.0080.00017.55
8.1.40.0040.00417.41
8.1.30.0030.00517.53
8.1.20.0000.00717.54
8.1.10.0070.00017.64
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0000.00718.38
8.0.270.0040.00417.16
8.0.260.0000.00817.25
8.0.250.0000.00716.97
8.0.240.0030.00316.82
8.0.230.0000.00716.88
8.0.220.0040.00416.78
8.0.210.0030.00516.95
8.0.200.0030.00316.86
8.0.190.0000.00817.02
8.0.180.0070.00016.84
8.0.170.0000.00716.80
8.0.160.0000.00716.93
8.0.150.0080.00016.77
8.0.140.0000.00716.87
8.0.130.0000.00613.30
8.0.120.0050.00216.76
8.0.110.0000.00816.90
8.0.100.0040.00416.91
8.0.90.0040.00416.77
8.0.80.0150.00016.87
8.0.70.0040.00416.86
8.0.60.0050.00316.91
8.0.50.0000.00816.94
8.0.30.0090.00917.12
8.0.20.0130.00917.40
8.0.10.0040.00416.96
8.0.00.0090.00816.69
7.4.330.0000.00616.66
7.4.320.0030.00616.53
7.4.300.0030.00316.48
7.4.290.0000.00716.52
7.4.280.0060.00316.60
7.4.270.0060.00316.58
7.4.260.0000.00816.48
7.4.250.0040.00416.52
7.4.240.0030.00516.50
7.4.230.0030.00316.39
7.4.220.0120.00616.71
7.4.210.0060.00816.54
7.4.200.0000.00716.55
7.4.160.0060.00916.32
7.4.150.0120.00617.40
7.4.140.0120.01017.86
7.4.130.0070.01216.46
7.4.120.0090.00816.67
7.4.110.0100.00716.66
7.4.100.0090.01216.60
7.4.90.0090.01216.55
7.4.80.0110.00719.39
7.4.70.0060.01516.48
7.4.60.0030.01516.46
7.4.50.0030.01216.32
7.4.40.0140.00316.43
7.4.30.0110.00616.34
7.4.00.0060.00914.93
7.3.330.0050.00013.23
7.3.320.0000.00513.33
7.3.310.0000.00716.26
7.3.300.0000.00716.20
7.3.290.0030.00316.37
7.3.280.0080.00716.36
7.3.270.0140.00417.40
7.3.260.0100.01016.27
7.3.250.0120.00616.36
7.3.240.0050.01216.51
7.3.230.0120.00416.39
7.3.210.0130.00316.64
7.3.200.0070.01016.61
7.3.190.0060.00916.43
7.3.180.0100.00716.68
7.3.170.0090.00916.40
7.3.160.0090.01516.37
7.2.330.0080.00816.80
7.2.320.0030.01416.47
7.2.310.0100.01416.68
7.2.300.0110.01116.66
7.2.290.0090.00916.63
7.2.60.0070.00717.05
7.2.00.0040.00819.01
7.1.200.0040.01115.60
7.1.100.0000.01317.85
7.1.70.0000.00916.93
7.1.60.0100.01419.24
7.1.50.0060.00616.56
7.1.00.0000.08022.43
7.0.200.0090.00614.82
7.0.60.0200.07020.03
7.0.50.0030.05017.89
7.0.40.0070.05720.02
7.0.30.0470.07720.27
7.0.20.0170.04720.23
7.0.10.0130.08320.08
7.0.00.0170.07320.21
5.6.280.0000.05320.86
5.6.210.0070.08020.77
5.6.200.0100.07718.18
5.6.190.0100.08020.57
5.6.180.0270.07320.44
5.6.170.0330.07320.44
5.6.160.0100.08020.57
5.6.150.0030.08318.18
5.6.140.0100.04718.14
5.6.130.0000.04318.14
5.6.120.0170.07021.05
5.6.110.0130.07721.01
5.6.100.0030.05721.14
5.6.90.0030.06321.04
5.6.80.0070.05320.52
5.5.350.0200.04020.34
5.5.340.0000.04317.93
5.5.330.0100.08320.30
5.5.320.0270.03720.27
5.5.310.0300.07720.28
5.5.300.0200.06318.08
5.5.290.0030.04718.04
5.5.280.0070.04020.65
5.5.270.0130.06020.65
5.5.260.0330.08020.77
5.5.250.0000.08720.67
5.5.240.0100.03320.17

preferences:
60.18 ms | 400 KiB | 5 Q