3v4l.org

run code in 300+ PHP versions simultaneously
<?php $class_aliases = [ 'FooAlias' => 'Foo' ]; spl_autoload_register(function($class) { if (isset($class_aliases[$class])) { class_alias($class_aliases[trim($class)], $class); return true; } }); class Foo {} class Bar extends Foo {} class FooCreator { public function create(FooAlias $foo) { } } $foo = new Bar; $creator = new FooCreator(); $alias = new FooAlias; var_dump($alias); $creator->create($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)
8.3.60.0160.00616.75
8.3.50.0040.01118.17
8.3.40.0140.00018.76
8.3.30.0090.00618.68
8.3.20.0040.00420.21
8.3.10.0050.00323.61
8.3.00.0060.00319.38
8.2.180.0090.00618.41
8.2.170.0120.00922.96
8.2.160.0170.00020.47
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00420.27
8.2.120.0040.00426.35
8.2.110.0090.00019.33
8.2.100.0040.00818.05
8.2.90.0080.00019.34
8.2.80.0030.00517.97
8.2.70.0040.00717.63
8.2.60.0030.00617.93
8.2.50.0030.00518.07
8.2.40.0050.00321.02
8.2.30.0040.00420.55
8.2.20.0000.00917.88
8.2.10.0070.00018.13
8.2.00.0080.00018.23
8.1.280.0100.01025.92
8.1.270.0040.00423.91
8.1.260.0070.00028.09
8.1.250.0030.00628.09
8.1.240.0070.01121.27
8.1.230.0060.00617.78
8.1.220.0030.00517.78
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0040.00417.64
8.1.180.0040.00418.10
8.1.170.0060.00318.61
8.1.160.0040.00422.02
8.1.150.0050.00318.81
8.1.140.0050.00319.50
8.1.130.0080.00017.63
8.1.120.0000.00717.45
8.1.110.0030.00317.50
8.1.100.0100.00017.45
8.1.90.0000.00717.48
8.1.80.0000.00717.39
8.1.70.0040.00217.51
8.1.60.0060.00317.63
8.1.50.0000.00817.43
8.1.40.0130.00017.52
8.1.30.0030.00617.58
8.1.20.0040.00417.44
8.1.10.0050.00317.48
8.1.00.0060.00317.41
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.31
8.0.270.0030.00317.11
8.0.260.0060.00017.07
8.0.250.0030.00316.85
8.0.240.0030.00317.02
8.0.230.0050.00316.93
8.0.220.0000.00716.80
8.0.210.0030.00316.77
8.0.200.0050.00216.97
8.0.190.0070.00016.95
8.0.180.0030.00516.93
8.0.170.0040.00417.04
8.0.160.0050.00316.96
8.0.150.0070.00016.92
8.0.140.0000.00716.77
8.0.130.0030.00313.33
8.0.120.0040.00416.93
8.0.110.0070.00016.93
8.0.100.0040.00416.99
8.0.90.0080.00016.86
8.0.80.0060.01016.94
8.0.70.0040.00416.84
8.0.60.0040.00416.97
8.0.50.0040.00416.95
8.0.30.0110.00817.03
8.0.20.0100.00917.41
8.0.10.0000.00717.12
8.0.00.0090.01116.74
7.4.330.0000.00416.79
7.4.320.0000.00716.61
7.4.300.0070.00016.50
7.4.290.0000.00716.61
7.4.280.0040.00416.40
7.4.270.0030.00316.49
7.4.260.0000.00716.41
7.4.250.0040.00716.46
7.4.240.0060.00116.61
7.4.230.0030.00316.41
7.4.220.0060.01016.69
7.4.210.0030.01416.71
7.4.200.0040.00416.41
7.4.160.0060.00916.41
7.4.150.0090.00917.40
7.4.140.0080.01017.86
7.4.130.0080.01216.75
7.4.120.0110.00916.48
7.4.110.0030.01416.68
7.4.100.0070.01016.67
7.4.90.0070.01016.56
7.4.80.0070.01719.39
7.4.70.0080.00816.41
7.4.60.0100.00716.57
7.4.50.0040.01516.61
7.4.40.0110.00416.66
7.4.30.0130.00316.80
7.4.00.0030.01215.08
7.3.330.0020.00213.35
7.3.320.0030.00313.23
7.3.310.0040.00416.45
7.3.300.0000.00716.27
7.3.290.0060.01016.31
7.3.280.0060.01016.36
7.3.270.0140.00417.40
7.3.260.0100.00716.49
7.3.250.0140.00716.41
7.3.240.0090.01016.39
7.3.230.0040.01516.50
7.3.210.0060.01216.32
7.3.200.0110.00616.36
7.3.190.0060.01316.29
7.3.180.0060.00916.55
7.3.170.0040.01216.32
7.3.160.0060.00916.25
7.3.10.0050.01116.45
7.3.00.0060.01016.47
7.2.330.0090.00916.67
7.2.320.0090.00916.42
7.2.310.0090.00916.55
7.2.300.0170.00016.68
7.2.290.0150.00616.78
7.2.130.0070.01016.96
7.2.120.0060.00616.70
7.2.110.0060.00616.62
7.2.100.0080.00516.70
7.2.90.0040.01017.07
7.2.80.0130.00616.88
7.2.70.0040.00616.85
7.2.60.0040.00716.93
7.2.50.0080.00516.77
7.2.40.0040.00917.04
7.2.30.0090.00816.79
7.2.20.0060.00716.76
7.2.10.0090.00516.81
7.2.00.0070.00717.64
7.1.250.0020.00915.68
7.1.200.0030.00915.34
7.1.100.0000.01317.93
7.1.70.0100.00316.91
7.1.60.0000.02419.36
7.1.50.0000.01516.63
7.1.00.0070.07322.45
7.0.200.0030.00616.81
7.0.60.0170.07719.88
7.0.50.0000.04717.95
7.0.40.0170.07320.18
7.0.30.0230.04320.25
7.0.20.0330.07720.10
7.0.10.0030.08720.06
7.0.00.0030.04320.33
5.6.280.0030.03721.00
5.6.210.0100.08020.77
5.6.200.0100.08018.19
5.6.190.0030.05020.77
5.6.180.0370.08020.57
5.6.170.0300.08320.55
5.6.160.0070.07720.50
5.6.150.0170.06718.28
5.6.140.0100.07018.21
5.6.130.0070.05318.10
5.6.120.0130.06321.02
5.6.110.0070.04020.98
5.6.100.0030.07721.12
5.6.90.0100.06721.01
5.6.80.0200.07320.42
5.5.350.0230.06720.37
5.5.340.0100.08018.04
5.5.330.0130.03720.57
5.5.320.0070.03720.24
5.5.310.0230.06020.41
5.5.300.0170.06018.02
5.5.290.0130.07317.95
5.5.280.0170.07020.88
5.5.270.0100.03720.68
5.5.260.0070.05020.73
5.5.250.0170.07720.80
5.5.240.0270.07320.24

preferences:
51.48 ms | 400 KiB | 5 Q