3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo {}; class Bar extends Foo {}; $foo_name = (new ReflectionClass(Foo::class))->getName(); $testClass = function($class) use ($foo_name) { $reflection = new ReflectionClass($class); return $reflection->isSubclassOf(Foo::class) || ($reflection->getName() == $foo_name); }; var_dump($testClass(Foo::class), $testClass(Bar::class));

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)
8.3.60.0070.01418.43
8.3.50.0120.00721.13
8.3.40.0070.00718.84
8.3.30.0070.00718.68
8.3.20.0040.00420.04
8.3.10.0050.00321.90
8.3.00.0090.00617.55
8.2.180.0110.00718.43
8.2.170.0090.00622.96
8.2.160.0100.01020.52
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0170.00326.16
8.2.120.0060.00317.50
8.2.110.0050.00521.11
8.2.100.0090.00317.84
8.2.90.0000.00818.22
8.2.80.0030.00617.97
8.2.70.0080.00017.93
8.2.60.0050.00318.04
8.2.50.0070.00318.10
8.2.40.0060.00320.52
8.2.30.0080.00019.91
8.2.20.0040.00417.68
8.2.10.0040.00418.05
8.2.00.0050.00218.12
8.1.280.0090.00625.92
8.1.270.0160.00320.25
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.52
8.1.230.0050.00520.97
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0000.00817.25
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0030.00618.50
8.1.160.0000.00722.25
8.1.150.0070.00018.89
8.1.140.0050.00517.48
8.1.130.0070.00017.61
8.1.120.0030.00317.38
8.1.110.0040.00417.46
8.1.100.0050.00217.48
8.1.90.0000.00717.49
8.1.80.0040.00417.41
8.1.70.0080.00017.42
8.1.60.0000.00917.59
8.1.50.0060.00317.53
8.1.40.0000.00817.48
8.1.30.0000.00817.56
8.1.20.0000.01017.65
8.1.10.0080.00017.60
8.1.00.0040.00417.37
8.0.300.0040.00419.94
8.0.290.0060.00316.63
8.0.280.0050.00218.52
8.0.270.0030.00317.14
8.0.260.0000.00817.25
8.0.250.0040.00416.98
8.0.240.0030.00316.94
8.0.230.0080.00016.86
8.0.220.0040.00416.90
8.0.210.0000.00716.90
8.0.200.0000.00716.84
8.0.190.0040.00416.82
8.0.180.0000.00716.92
8.0.170.0030.00516.79
8.0.160.0030.00316.87
8.0.150.0000.00716.84
8.0.140.0000.00716.74
8.0.130.0000.00613.34
8.0.120.0070.00016.83
8.0.110.0000.00716.91
8.0.100.0000.00716.83
8.0.90.0050.00216.88
8.0.80.0030.01216.88
8.0.70.0000.00716.76
8.0.60.0040.00416.96
8.0.50.0040.00416.79
8.0.30.0110.00717.21
8.0.20.0130.00817.40
8.0.10.0030.00517.03
8.0.00.0080.01016.87
7.4.330.0000.00515.08
7.4.320.0030.00316.51
7.4.300.0070.00016.59
7.4.290.0030.00316.55
7.4.280.0000.00716.47
7.4.270.0000.00716.50
7.4.260.0000.00716.50
7.4.250.0040.00416.47
7.4.240.0000.00716.64
7.4.230.0030.00316.40
7.4.220.0040.01516.67
7.4.210.0110.00516.51
7.4.200.0070.00016.62
7.4.160.0090.00916.45
7.4.150.0200.00017.40
7.4.140.0060.01217.86
7.4.130.0100.00716.37
7.4.120.0050.01316.59
7.4.110.0100.00616.64
7.4.100.0050.01716.44
7.4.90.0170.00016.76
7.4.80.0070.01019.39
7.4.70.0060.01116.29
7.4.60.0090.00616.63
7.4.50.0040.00416.54
7.4.40.0100.00716.59
7.4.30.0180.00316.31
7.4.00.0100.00714.98
7.3.330.0000.00613.26
7.3.320.0030.00313.29
7.3.310.0000.00716.27
7.3.300.0040.00416.32
7.3.290.0000.00716.27
7.3.280.0060.01116.32
7.3.270.0110.00717.40
7.3.260.0100.00716.58
7.3.250.0120.00516.36
7.3.240.0050.01416.27
7.3.230.0130.00316.45
7.3.210.0090.00616.50
7.3.200.0120.00316.49
7.3.190.0090.00616.30
7.3.180.0100.00616.31
7.3.170.0030.01416.66
7.3.160.0120.00916.32
7.3.10.0040.01116.80
7.3.00.0120.00316.59
7.2.330.0000.01716.59
7.2.320.0090.00916.86
7.2.310.0090.01216.61
7.2.300.0100.00616.67
7.2.290.0030.02116.76
7.2.130.0000.01116.91
7.2.120.0030.01017.01
7.2.110.0070.00716.91
7.2.100.0030.00716.86
7.2.90.0030.01016.93
7.2.80.0030.00717.01
7.2.70.0000.01016.78
7.2.60.0030.01016.56
7.2.50.0000.00916.87
7.2.40.0070.00717.05
7.2.30.0060.01016.85
7.2.20.0070.01017.03
7.2.10.0070.00716.79
7.2.00.0020.01118.06
7.1.250.0070.00315.56
7.1.100.0070.00418.10
7.1.70.0030.00617.16
7.1.60.0060.01219.27
7.1.50.0040.01816.86
7.1.00.0000.07722.36
7.0.200.0030.00616.79
7.0.60.0100.08019.99
7.0.50.0070.03717.86
7.0.40.0100.08320.25
7.0.30.0400.07020.21
7.0.20.0330.06720.10
7.0.10.0130.08020.24
7.0.00.0030.05320.30
5.6.280.0000.04321.04
5.6.210.0070.08320.73
5.6.200.0000.04718.22
5.6.190.0070.07720.33
5.6.180.3100.03320.61
5.6.170.0300.08020.52
5.6.160.0100.04020.44
5.6.150.0030.08018.29
5.6.140.0070.08018.18
5.6.130.0000.04718.28
5.6.120.0070.06321.00
5.6.110.0230.07021.11
5.6.100.0030.04721.03
5.6.90.0070.07720.99
5.6.80.0030.04020.45
5.6.70.4530.03020.33
5.5.350.0000.08720.36
5.5.340.0130.07318.05
5.5.330.0100.04720.43
5.5.320.0370.06720.35
5.5.310.0370.05720.27
5.5.300.0130.05718.08
5.5.290.0100.03318.08
5.5.280.0130.07720.85
5.5.270.0230.07020.89
5.5.260.0070.08020.86
5.5.250.0070.03720.79
5.5.240.0030.05320.27
5.4.450.0600.05019.48
5.4.440.0500.06719.68
5.4.430.0570.05019.55
5.4.420.0530.05319.18
5.4.410.0630.05319.31
5.4.400.0670.05019.02
5.4.390.0470.06719.12
5.4.380.0630.04718.84
5.4.370.0570.05319.36
5.4.360.0670.05319.25
5.4.350.0630.04718.87
5.4.340.0570.05318.87
5.4.320.0700.05018.98
5.4.310.0600.04719.10
5.4.300.0570.05319.14
5.4.290.0700.04718.85
5.4.280.0700.04019.01
5.4.270.0630.05719.28
5.4.260.0630.05318.99
5.4.250.0600.04719.13
5.4.240.0430.06319.36
5.4.230.0700.05019.26
5.4.220.0600.05719.12
5.4.210.0470.06019.35
5.4.200.0630.05319.11
5.4.190.0630.05319.27
5.4.180.0630.05719.27
5.4.170.0670.05319.25
5.4.160.0600.05718.83
5.4.150.0700.05018.85
5.4.140.0700.05016.36
5.4.130.0600.05016.36
5.4.120.0700.04316.61
5.4.110.0470.06016.24
5.4.100.0500.05316.25
5.4.90.0530.05016.57
5.4.80.0570.04716.61
5.4.70.0070.05716.57
5.4.60.0200.03716.35
5.4.50.0000.07716.53
5.4.40.0330.06016.30
5.4.30.0030.04716.48
5.4.20.0300.04016.51

preferences:
37.9 ms | 401 KiB | 5 Q