3v4l.org

run code in 300+ PHP versions simultaneously
<?php $class_aliases = [ 'FooAlias' => 'Foo' ]; spl_autoload_register(function($class) use ($class_aliases) { if (isset($class_aliases[$class])) { class_alias($class_aliases[$class], $class); return true; } }); class Foo {} class Bar extends Foo {} class FooCreator { public function create(\FooAlias $foo) { echo "silly"; } } $foo = new Bar; $creator = new FooCreator(); $creator->create($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)
8.3.60.0100.00716.63
8.3.50.0160.00522.02
8.3.40.0120.00918.98
8.3.30.0000.01518.79
8.3.20.0000.00720.24
8.3.10.0080.00023.78
8.3.00.0080.00019.38
8.2.180.0120.00616.59
8.2.170.0100.00722.96
8.2.160.0070.00720.48
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00020.52
8.2.120.0040.00426.35
8.2.110.0060.00320.35
8.2.100.0030.01017.80
8.2.90.0040.00419.18
8.2.80.0050.00317.97
8.2.70.0000.00817.75
8.2.60.0000.00817.80
8.2.50.0050.00318.07
8.2.40.0040.00419.52
8.2.30.0060.00320.64
8.2.20.0000.01017.83
8.2.10.0050.00318.13
8.2.00.0040.00418.13
8.1.280.0070.00725.92
8.1.270.0030.00523.88
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0040.00422.14
8.1.230.0080.00317.65
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.57
8.1.180.0060.00318.10
8.1.170.0040.00418.65
8.1.160.0000.00722.14
8.1.150.0050.00318.95
8.1.140.0040.00419.52
8.1.130.0000.00717.64
8.1.120.0070.00017.40
8.1.110.0030.00517.50
8.1.100.0060.00317.46
8.1.90.0000.00817.54
8.1.80.0000.00717.36
8.1.70.0030.00317.36
8.1.60.0050.00317.58
8.1.50.0050.00317.43
8.1.40.0030.00717.43
8.1.30.0000.00817.52
8.1.20.0040.00417.58
8.1.10.0040.00417.50
8.1.00.0000.00717.38
8.0.300.0040.00418.77
8.0.290.0050.00316.88
8.0.280.0070.00018.30
8.0.270.0030.00317.20
8.0.260.0040.00417.24
8.0.250.0000.00717.01
8.0.240.0000.00616.88
8.0.230.0000.00716.98
8.0.220.0000.00716.82
8.0.210.0040.00416.97
8.0.200.0070.00016.93
8.0.190.0050.00217.06
8.0.180.0030.00516.88
8.0.170.0080.00016.99
8.0.160.0000.00717.00
8.0.150.0040.00416.85
8.0.140.0080.00016.88
8.0.130.0030.00313.35
8.0.120.0020.00516.91
8.0.110.0050.00316.95
8.0.100.0050.00316.91
8.0.90.0000.00816.76
8.0.80.0060.00916.92
8.0.70.0040.00416.98
8.0.60.0050.00316.97
8.0.50.0040.00416.84
8.0.30.0120.00517.08
8.0.20.0100.01017.40
8.0.10.0030.00616.96
8.0.00.0100.00916.81
7.4.330.0040.00016.77
7.4.320.0030.00316.45
7.4.300.0000.00716.61
7.4.290.0000.00716.57
7.4.280.0080.00016.50
7.4.270.0000.00716.53
7.4.260.0000.00716.50
7.4.250.0020.00516.48
7.4.240.0040.00316.65
7.4.230.0000.00716.32
7.4.220.0100.01016.73
7.4.210.0030.01316.48
7.4.200.0000.00716.50
7.4.160.0040.01216.49
7.4.150.0110.00817.40
7.4.140.0160.00517.86
7.4.130.0080.01016.55
7.4.120.0110.00816.63
7.4.110.0130.01016.61
7.4.100.0090.01216.55
7.4.90.0060.01616.41
7.4.80.0100.01019.39
7.4.70.0130.00316.50
7.4.60.0100.00616.57
7.4.50.0030.01316.31
7.4.40.0090.00616.77
7.4.30.0100.01316.29
7.4.00.0050.01315.15
7.3.330.0030.00313.20
7.3.320.0000.00513.40
7.3.310.0000.00716.38
7.3.300.0000.00716.29
7.3.290.0090.00716.38
7.3.280.0060.01016.31
7.3.270.0100.00717.40
7.3.260.0100.00716.45
7.3.250.0140.00516.55
7.3.240.0100.00716.42
7.3.230.0140.00416.53
7.3.210.0130.01016.50
7.3.200.0110.00616.59
7.3.190.0120.00916.40
7.3.180.0060.00916.34
7.3.170.0100.01016.46
7.3.160.0090.00616.46
7.3.120.0090.01014.83
7.3.110.0070.01314.83
7.3.100.0070.01115.09
7.3.90.0130.00014.79
7.3.80.0030.01014.76
7.3.70.0070.00314.55
7.3.60.0030.01214.94
7.3.50.0030.00614.87
7.3.40.0090.00014.93
7.3.30.0000.01414.86
7.3.20.0040.00716.50
7.3.10.0070.00716.71
7.3.00.0140.00316.61
7.2.330.0040.01416.54
7.2.320.0090.00916.43
7.2.310.0050.01316.64
7.2.300.0100.01016.51
7.2.290.0100.01316.72
7.2.250.0090.00915.20
7.2.240.0090.00614.61
7.2.230.0040.00915.23
7.2.220.0030.00615.11
7.2.210.0060.00314.85
7.2.200.0000.00814.98
7.2.190.0140.00315.10
7.2.180.0100.00015.06
7.2.170.0150.00314.67
7.2.160.0030.01415.04
7.2.150.0040.00816.90
7.2.140.0070.00716.71
7.2.130.0080.00816.64
7.2.120.0090.00916.90
7.2.110.0060.00617.00
7.2.100.0110.00716.96
7.2.90.0060.00917.03
7.2.80.0090.00616.93
7.2.70.0070.00716.95
7.2.60.0040.01116.87
7.2.50.0040.00816.87
7.2.40.0120.00316.99
7.2.30.0080.00417.04
7.2.20.0000.01516.83
7.2.10.0060.00916.59
7.2.00.0100.00518.21
7.1.330.0040.01415.87
7.1.320.0060.00615.73
7.1.310.0040.00715.74
7.1.300.0060.00915.89
7.1.290.0070.00315.87
7.1.280.0030.00715.87
7.1.270.0040.00815.80
7.1.260.0090.00315.82
7.1.250.0070.00415.68
7.1.240.0130.00315.89
7.1.230.0000.01615.91
7.1.220.0040.00815.80
7.1.210.0100.00315.79
7.1.200.0030.01015.81
7.1.190.0070.01015.82
7.1.180.0140.00315.69
7.1.170.0040.01115.78
7.1.160.0040.00715.57
7.1.150.0070.00315.95
7.1.140.0040.01115.58
7.1.130.0030.00915.59
7.1.120.0090.00615.52
7.1.110.0130.00315.77
7.1.100.0040.00916.78
7.1.90.0030.00715.54
7.1.80.0070.00415.83
7.1.70.0080.00716.49
7.1.60.0090.00917.62
7.1.50.0130.00516.30
7.1.40.0030.00915.96
7.1.30.0110.00315.94
7.1.20.0070.00415.90
7.1.10.0040.01015.64
7.1.00.0030.04319.18
7.0.330.0060.00315.46
7.0.320.0080.00415.47
7.0.310.0060.00615.53
7.0.300.0000.01315.57
7.0.290.0070.00715.24
7.0.280.0110.00015.32
7.0.270.0060.00315.46
7.0.260.0060.01015.19
7.0.250.0060.00915.19
7.0.240.0030.00815.25
7.0.230.0070.00715.38
7.0.220.0060.00615.19
7.0.210.0100.00315.39
7.0.200.0050.00816.16
7.0.190.0030.01015.38
7.0.180.0060.00915.54
7.0.170.0080.00315.20
7.0.160.0110.00315.30
7.0.150.0130.00315.44
7.0.140.0000.00915.52
7.0.130.0080.00815.30
7.0.120.0040.01115.55
7.0.110.0060.00815.46
7.0.100.0030.00615.56
7.0.90.0060.00615.60
7.0.80.0090.00915.26
7.0.70.0080.00015.21
7.0.60.0030.02517.72
7.0.50.0090.03516.68
7.0.40.0060.02716.87
7.0.30.0130.04016.79
7.0.20.0180.04116.90
7.0.10.0080.04116.88
7.0.00.0070.04816.81
5.6.400.0060.00614.28
5.6.390.0060.00614.75
5.6.380.0000.01814.19
5.6.370.0030.00914.61
5.6.360.0030.01314.51
5.6.350.0000.01214.43
5.6.340.0130.00314.45
5.6.330.0060.00914.18
5.6.320.0030.01014.11
5.6.310.0060.00914.35
5.6.300.0040.01114.37
5.6.290.0040.00414.59
5.6.280.0000.02417.86
5.6.270.0070.00714.02
5.6.260.0030.01014.21
5.6.250.0080.00414.50
5.6.240.0030.00914.25
5.6.230.0050.00514.42
5.6.220.0060.00314.24
5.6.210.0090.04017.36
5.6.200.0080.04316.15
5.6.190.0020.04817.38
5.6.180.0310.02617.36
5.6.170.0180.04017.31
5.6.160.0080.04317.39
5.6.150.0090.03716.10
5.6.140.0000.02716.26
5.6.130.0100.04216.26
5.6.120.0050.04717.58
5.6.110.0050.04817.69
5.6.100.0100.04317.50
5.6.90.0080.02617.52
5.6.80.0030.04817.26
5.6.70.0040.01114.11
5.6.60.0080.00414.14
5.6.50.0000.01114.34
5.6.40.0070.01014.31
5.6.30.0060.01014.26
5.6.20.0000.01314.16
5.6.10.0080.00014.18
5.6.00.0030.01214.17
5.5.380.0030.00914.46
5.5.370.0030.01414.25
5.5.360.0070.00714.20
5.5.350.0100.04717.26
5.5.340.0050.02315.94
5.5.330.0030.03017.17
5.5.320.0050.04417.07
5.5.310.0100.02817.28
5.5.300.0080.03816.28
5.5.290.0150.03516.18
5.5.280.0070.04517.45
5.5.270.0130.04017.59
5.5.260.0060.04917.54
5.5.250.0050.03917.48
5.5.240.0070.02317.36
5.5.230.0060.00913.87
5.5.220.0000.01114.39
5.5.210.0080.00814.27
5.5.200.0130.00314.29
5.5.190.0070.00714.14
5.5.180.0030.00713.95
5.5.170.0080.00614.20
5.5.160.0030.01014.27
5.5.150.0030.01014.36
5.5.140.0110.00314.03
5.5.130.0070.00814.11
5.5.120.0060.01014.24
5.5.110.0030.00914.13
5.5.100.0060.00913.77
5.5.90.0060.00914.27
5.5.80.0040.01114.22
5.5.70.0000.01614.07
5.5.60.0080.00313.89
5.5.50.0060.00613.89
5.5.40.0070.00314.20
5.5.30.0100.00014.35
5.5.20.0110.00413.85
5.5.10.0030.01014.18
5.5.00.0000.01414.31

preferences:
47.83 ms | 401 KiB | 5 Q