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($class_aliases[$class], $class); return true; } }); class Foo {} class Bar extends Foo {} class FooCreator { public function create(FooAlias $foo) { } } $foo = new Bar; $creator = new FooCreator(); FooAlias::class; $creator->create($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)
8.3.60.0100.00716.75
8.3.50.0000.01518.30
8.3.40.0140.00318.92
8.3.30.0040.01118.62
8.3.20.0040.00421.97
8.3.10.0000.00823.65
8.3.00.0090.00019.51
8.2.180.0070.01425.92
8.2.170.0070.00719.04
8.2.160.0070.01022.96
8.2.150.0000.00725.66
8.2.140.0080.00024.66
8.2.130.0070.00020.57
8.2.120.0080.00026.35
8.2.110.0030.00721.02
8.2.100.0070.00417.72
8.2.90.0000.00918.06
8.2.80.0000.00819.11
8.2.70.0040.00417.38
8.2.60.0030.00517.91
8.2.50.0040.00418.07
8.2.40.0040.00419.41
8.2.30.0070.00020.58
8.2.20.0000.01017.67
8.2.10.0000.00818.23
8.2.00.0030.00618.04
8.1.270.0040.00423.71
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0040.00422.19
8.1.230.0060.00620.86
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0000.00717.70
8.1.180.0050.00318.10
8.1.170.0000.00818.59
8.1.160.0000.00721.94
8.1.150.0070.00018.81
8.1.140.0000.00919.51
8.1.130.0000.00717.64
8.1.120.0040.00417.50
8.1.110.0040.00417.35
8.1.100.0060.00317.35
8.1.90.0040.00417.46
8.1.80.0000.00717.47
8.1.70.0040.00417.45
8.1.60.0040.00417.58
8.1.50.0030.00617.43
8.1.40.0060.00717.38
8.1.30.0050.00317.56
8.1.20.0050.00317.59
8.1.10.0040.00417.56
8.1.00.0040.00417.47
8.0.300.0080.00020.07
8.0.290.0070.00016.75
8.0.280.0000.00718.39
8.0.270.0000.00717.20
8.0.260.0000.00617.25
8.0.250.0030.00316.96
8.0.240.0000.00716.88
8.0.230.0050.00316.95
8.0.220.0000.00816.79
8.0.210.0000.00716.78
8.0.200.0000.00716.99
8.0.190.0030.00516.91
8.0.180.0040.00416.93
8.0.170.0040.00416.88
8.0.160.0040.00416.95
8.0.150.0080.00016.82
8.0.140.0040.00416.91
8.0.130.0050.00013.40
8.0.120.0040.00416.84
8.0.110.0040.00417.01
8.0.100.0080.00017.01
8.0.90.0050.00216.79
8.0.80.0090.00617.00
8.0.70.0050.00317.03
8.0.60.0040.00417.01
8.0.50.0000.00716.95
8.0.30.0130.00617.19
8.0.20.0130.00717.42
8.0.10.0000.00816.99
8.0.00.0130.00916.78
7.4.330.0050.00016.77
7.4.320.0030.00316.59
7.4.300.0040.00416.66
7.4.290.0070.00016.56
7.4.280.0000.00816.61
7.4.270.0030.00316.51
7.4.260.0040.00416.55
7.4.250.0040.00416.51
7.4.240.0050.00216.45
7.4.230.0040.00416.46
7.4.220.0190.00316.65
7.4.210.0130.00716.63
7.4.200.0040.00416.68
7.4.160.0100.01016.45
7.4.150.0040.01517.40
7.4.140.0090.00917.86
7.4.130.0130.00616.45
7.4.120.0080.00916.52
7.4.110.0030.01316.59
7.4.100.0030.01416.67
7.4.90.0090.00916.56
7.4.80.0120.00619.39
7.4.70.0130.00316.63
7.4.60.0100.00616.43
7.4.50.0030.01316.45
7.4.40.0100.00616.36
7.4.30.0070.01016.43
7.4.10.0090.00914.93
7.4.00.0070.01014.83
7.3.330.0000.00513.25
7.3.320.0000.00513.26
7.3.310.0000.00816.24
7.3.300.0030.00316.26
7.3.290.0080.00916.40
7.3.280.0090.00816.39
7.3.270.0110.00717.40
7.3.260.0100.00716.46
7.3.250.0070.01216.37
7.3.240.0120.00716.46
7.3.230.0100.01016.42
7.3.210.0070.01016.45
7.3.200.0070.01116.43
7.3.190.0060.01016.51
7.3.180.0140.00716.40
7.3.170.0070.01016.37
7.3.160.0080.00816.51
7.3.130.0000.01515.04
7.3.120.0100.00314.95
7.3.110.0060.00915.07
7.3.100.0090.00614.98
7.3.90.0060.01214.89
7.3.80.0070.01014.71
7.3.70.0040.00714.77
7.3.60.0030.01414.93
7.3.50.0070.00414.75
7.3.40.0000.01114.99
7.3.30.0000.01314.73
7.3.20.0000.01316.64
7.3.10.0090.00516.25
7.3.00.0110.01016.23
7.2.330.0150.00416.63
7.2.320.0140.01116.67
7.2.310.0030.01416.82
7.2.300.0000.02116.69
7.2.290.0130.00616.47
7.2.260.0070.01014.91
7.2.250.0110.00714.84
7.2.240.0110.00314.87
7.2.230.0100.00314.64
7.2.220.0040.01514.93
7.2.210.0080.00414.79
7.2.200.0100.00615.00
7.2.190.0070.01115.11
7.2.180.0060.00915.11
7.2.170.0080.00815.06
7.2.160.0030.01115.06
7.2.150.0050.00516.97
7.2.140.0000.01016.71
7.2.130.0100.00816.62
7.2.120.0070.00916.54
7.2.110.0070.01216.73
7.2.100.0110.01016.72
7.2.90.0130.00716.61
7.2.80.0110.01616.57
7.2.70.0190.00916.60
7.2.60.0120.01016.72
7.2.50.0160.00416.70
7.2.40.0070.01016.69
7.2.30.0130.00716.65
7.2.20.0100.00716.55
7.2.10.0280.00716.61
7.2.00.0120.00717.73
7.1.330.0060.00615.62
7.1.320.0060.01215.77
7.1.310.0060.00915.47
7.1.300.0040.01115.63
7.1.290.0050.00515.70
7.1.280.0050.00315.82
7.1.270.0040.01115.48
7.1.260.0000.01415.74
7.1.250.0150.00415.33
7.1.240.0040.01115.57
7.1.230.0030.00915.66
7.1.220.0040.01215.82
7.1.210.0050.00515.47
7.1.200.0060.00715.71
7.1.190.0140.00015.91
7.1.180.0000.00915.71
7.1.170.0030.01015.73
7.1.160.0130.00015.80
7.1.150.0040.01115.70
7.1.140.0040.00815.39
7.1.130.0040.01115.65
7.1.120.0070.00715.79
7.1.110.0000.00815.87
7.1.100.0050.00916.96
7.1.90.0000.01315.70
7.1.80.0030.01015.49
7.1.70.0060.00716.49
7.1.60.0050.01317.52
7.1.50.0090.00916.18
7.1.40.0070.00715.71
7.1.30.0030.00615.85
7.1.20.0050.00515.79
7.1.10.0070.00715.73
7.1.00.0020.04318.94
7.0.330.0070.00715.41
7.0.320.0030.01015.54
7.0.310.0030.00715.06
7.0.300.0000.00915.38
7.0.290.0000.01115.26
7.0.280.0040.01115.44
7.0.270.0070.00315.50
7.0.260.0030.00915.55
7.0.250.0030.01015.50
7.0.240.0070.01115.28
7.0.230.0030.00515.57
7.0.220.0100.00315.12
7.0.210.0040.00415.34
7.0.200.0050.00816.01
7.0.190.0130.00315.42
7.0.180.0100.00615.43
7.0.170.0000.01015.30
7.0.160.0060.00615.45
7.0.150.0000.01415.41
7.0.140.0030.01015.22
7.0.130.0040.01115.06
7.0.120.0000.00915.22
7.0.110.0000.01015.57
7.0.100.0180.02817.65
7.0.90.0070.04617.67
7.0.80.0190.04017.57
7.0.70.0170.03417.69
7.0.60.0050.04817.53
7.0.50.0140.02917.91
7.0.40.0100.04316.78
7.0.30.0060.03316.75
7.0.20.0080.04516.80
7.0.10.0060.02816.83
7.0.00.0050.04616.71
5.6.400.0060.00614.25
5.6.390.0070.00714.02
5.6.380.0120.00614.65
5.6.370.0030.00714.64
5.6.360.0000.01314.43
5.6.350.0030.00514.28
5.6.340.0070.00714.52
5.6.330.0060.00814.64
5.6.320.0000.01314.41
5.6.310.0100.00614.26
5.6.300.0090.00014.32
5.6.290.0040.00814.12
5.6.280.0030.03717.66
5.6.270.0060.01214.69
5.6.260.0100.00614.43
5.6.250.0120.04017.32
5.6.240.0050.04517.49
5.6.230.0090.04317.51
5.6.220.0020.04617.58
5.6.210.0050.02917.40
5.6.200.0100.02717.69
5.6.190.0100.03917.74
5.6.180.0050.03217.63
5.6.170.0090.04617.71
5.6.160.0060.03117.69
5.6.150.0030.04717.54
5.6.140.0080.03717.71
5.6.130.0050.03317.66
5.6.120.0070.03917.62
5.6.110.0060.04417.65
5.6.100.0030.03917.74
5.6.90.0080.03717.67
5.6.80.0130.03817.19
5.6.70.0050.03917.22
5.6.60.0080.04317.22
5.6.50.0070.02117.33
5.6.40.0090.02017.36
5.6.30.0050.02117.19
5.6.20.0100.02117.46
5.6.10.0030.02317.35
5.6.00.0060.02017.26
5.5.380.0030.03317.23
5.5.370.0060.03817.24
5.5.360.0060.03817.31
5.5.350.0100.03717.32
5.5.340.0060.04717.40
5.5.330.0060.02917.57
5.5.320.0030.04217.66
5.5.310.0100.02517.60
5.5.300.0070.03817.42
5.5.290.0050.03717.57
5.5.280.0130.02817.50
5.5.270.0050.03817.38
5.5.260.0100.04017.51
5.5.250.0020.03317.27
5.5.240.0050.03217.09
5.5.230.0100.03017.05
5.5.220.0050.04617.00
5.5.210.0050.02417.20
5.5.200.0100.01817.06
5.5.190.0050.02916.98
5.5.180.0100.02217.14
5.5.170.0080.00813.99
5.5.160.0030.02017.25
5.5.150.0070.02016.88
5.5.140.0020.02517.18
5.5.130.0060.02217.02
5.5.120.0070.01817.30
5.5.110.0070.02217.32
5.5.100.0070.02317.03
5.5.90.0030.02217.25
5.5.80.0040.02517.11
5.5.70.0080.02217.21
5.5.60.0040.02017.04
5.5.50.0080.01717.23
5.5.40.0000.03717.18
5.5.30.0110.01417.00
5.5.20.0090.02817.01
5.5.10.0010.02617.10
5.5.00.0050.02317.28

preferences:
54.62 ms | 400 KiB | 5 Q