3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ParentClass { public static function whoAmI(): void { var_dump(static::class); } } class ChildClass extends ParentClass { public function byCallUserFunc(): void { call_user_func([\ParentClass::class, "whoAmI"]); } public function byVariableFunc(): void { [\ParentClass::class, "whoAmI"](); } } $child = new ChildClass(); echo PHP_EOL . 'call_user_funccall_user_func([\ParentClass::class, "whoAmI"])' . PHP_EOL; $child->byCallUserFunc(); echo PHP_EOL . '[\ParentClass::class, "whoAmI"]()' . PHP_EOL; $child->byVariableFunc();

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)
8.5.00.0100.01120.07
8.4.150.0000.00114.05
8.4.140.0160.00517.58
8.4.130.0070.00919.56
8.4.120.0110.00920.38
8.4.110.0090.01122.32
8.4.100.0100.00618.73
8.4.90.0110.01018.45
8.4.80.0140.00719.63
8.4.70.0120.00617.86
8.4.60.0060.00218.88
8.4.50.0090.01318.60
8.4.40.0160.00320.48
8.4.30.0060.00324.07
8.4.20.0100.01019.46
8.4.10.0000.00821.93
8.3.280.0140.00718.36
8.3.270.0120.00716.75
8.3.260.0140.00516.64
8.3.250.0120.00718.75
8.3.240.0140.00616.36
8.3.230.0060.00316.53
8.3.220.0130.00617.00
8.3.210.0100.00816.68
8.3.200.0050.00516.64
8.3.190.0070.00216.83
8.3.180.0090.00916.85
8.3.170.0090.01019.09
8.3.160.0090.00916.79
8.3.150.0110.00717.21
8.3.140.0150.00316.30
8.3.130.0130.00318.33
8.3.120.0000.00820.74
8.3.110.0030.00616.52
8.3.100.0070.00318.22
8.3.90.0040.00418.41
8.3.80.0090.00017.97
8.3.70.0090.01318.31
8.3.60.0080.00816.50
8.3.50.0110.00716.33
8.3.40.0070.00723.54
8.3.30.0090.00618.75
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0030.00626.16
8.2.290.0100.00920.57
8.2.280.0110.00818.38
8.2.270.0090.00917.05
8.2.260.0040.00418.38
8.2.250.0040.00416.55
8.2.240.0060.00316.66
8.2.230.0090.00020.94
8.2.220.0060.00324.06
8.2.210.0100.00026.77
8.2.200.0040.00416.63
8.2.190.0100.00716.58
8.2.180.0080.01118.29
8.2.170.0110.00318.60
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00319.63
8.2.110.0140.00320.35
8.2.100.0100.00317.66
8.2.90.0040.00417.78
8.2.80.0040.00418.91
8.2.70.0040.00417.50
8.2.60.0090.00517.49
8.2.50.0110.00717.38
8.2.40.0080.01017.38
8.2.30.0130.00317.25
8.2.20.0130.00417.38
8.2.10.0100.00717.25
8.2.00.0110.00517.13
8.1.330.0110.00821.66
8.1.320.0120.00715.98
8.1.310.0110.00718.02
8.1.300.0100.00617.85
8.1.290.0090.00018.88
8.1.280.0180.00325.92
8.1.270.0040.00421.95
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0060.00322.51
8.1.230.0100.00020.98
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.22
8.1.190.0000.01617.00
8.1.180.0110.00616.63
8.1.170.0050.01417.13
8.1.160.0170.00316.88
8.1.150.0140.00417.25
8.1.140.0110.00517.00
8.1.130.0130.00317.13
8.1.120.0000.01717.25
8.1.110.0190.00317.00
8.1.100.0130.00417.25
8.1.90.0060.01317.00
8.1.80.0060.01117.13
8.1.70.0120.00417.13
8.1.60.0060.01217.25
8.1.50.0110.00817.13
8.1.40.0160.00317.60
8.1.30.0120.00617.38
8.1.20.0150.00217.25
8.1.10.0110.00717.25
8.1.00.0140.00317.10
8.0.300.0000.00820.16
8.0.290.0040.00416.75
8.0.280.0050.01116.73
8.0.270.0130.00416.52
8.0.260.0080.00816.75
8.0.250.0120.00516.75
8.0.240.0110.00516.52
8.0.230.0060.01216.52
8.0.220.0200.00016.59
8.0.210.0090.00916.63
8.0.200.0170.00016.63
8.0.190.0050.01116.61
8.0.180.0080.00816.59
8.0.170.0080.00816.52
8.0.160.0100.00716.52
8.0.150.0130.00316.61
8.0.140.0090.00616.52
8.0.130.0050.01116.52
8.0.120.0160.00016.63
8.0.110.0120.00216.52
8.0.100.0070.01016.52
8.0.90.0150.00016.52
8.0.80.0130.00316.52
8.0.70.0120.00416.52
8.0.60.0080.00816.52
8.0.50.0080.00816.52
8.0.30.0110.00516.52
8.0.20.0130.00316.52
8.0.10.0180.00016.75

preferences:
105.83 ms | 403 KiB | 5 Q