3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { const BAR = 'this is bar'; } var_dump(Foo::BAR); $str = 'BAR'; var_dump(constant(Foo::class. '::' . $str)); // var_dump(Foo::{$str}); -> これはできない

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)
8.3.60.0150.00616.38
8.3.50.0030.01320.25
8.3.40.0040.01120.14
8.3.30.0180.00018.59
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.180.0110.00725.92
8.2.170.0100.00322.96
8.2.160.0070.00722.96
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0040.00421.13
8.2.110.0090.00019.45
8.2.100.0100.00317.91
8.2.90.0090.00019.51
8.2.80.0030.00619.45
8.2.70.0060.00317.50
8.2.60.0000.00918.03
8.2.50.0040.00418.07
8.2.40.0080.00018.16
8.2.30.0040.00417.98
8.2.20.0000.00821.08
8.2.10.0040.00417.98
8.2.00.0000.00719.29
8.1.280.0070.01025.92
8.1.270.0070.00024.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.52
8.1.230.0040.00820.99
8.1.220.0040.00417.74
8.1.210.0000.00818.87
8.1.200.0050.00517.25
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00818.71
8.1.160.0040.00418.82
8.1.150.0050.00518.53
8.1.140.0050.00317.30
8.1.130.0000.00817.34
8.1.120.0110.00717.34
8.1.110.0160.00017.48
8.1.100.0110.00617.32
8.1.90.0160.00017.32
8.1.80.0150.00017.43
8.1.70.0100.00517.43
8.1.60.0000.01817.47
8.1.50.0140.00617.46
8.1.40.0170.00017.57
8.1.30.0110.00717.45
8.1.20.0090.00917.48
8.1.10.0140.00417.51
8.1.00.0140.00317.39
8.0.300.0000.00819.94
8.0.290.0050.00216.63
8.0.280.0070.00018.33
8.0.270.0030.00316.73
8.0.260.0000.00716.79
8.0.250.0090.00616.84
8.0.240.0050.00916.73
8.0.230.0090.00616.77
8.0.220.0120.00216.76
8.0.210.0100.00516.87
8.0.200.0130.00516.81
8.0.190.0120.00216.77
8.0.180.0070.00716.78
8.0.170.0100.00516.86
8.0.160.0110.00416.86
8.0.150.0090.00916.79
8.0.140.0080.00616.71
8.0.130.0160.00016.78
8.0.120.0080.00816.84
8.0.110.0040.00916.70
8.0.100.0110.00516.76
8.0.90.0100.00316.56
8.0.80.0160.00016.80
8.0.70.0140.00016.64
8.0.60.0080.00816.70
8.0.50.0100.00316.68
8.0.30.0120.00416.78
8.0.20.0090.00516.71
8.0.10.0070.00716.86
7.4.330.0110.00515.55
7.4.320.0110.00816.43
7.4.300.0050.01116.46
7.4.290.0140.00316.28
7.4.280.0000.01616.39
7.4.270.0080.00816.39
7.4.260.0170.00016.26
7.4.250.0140.00316.39
7.4.240.0090.00916.45
7.4.230.0120.00316.45
7.4.220.0100.00516.36
7.4.210.0060.00916.29
7.4.200.0110.00316.36
7.4.190.0080.00516.39
7.4.180.0090.00516.55
7.4.160.0110.00316.51
7.4.150.0140.00016.40
7.4.140.0120.00416.20
7.4.130.0120.00316.20
7.4.120.0040.01116.31
7.4.110.0140.00316.38
7.4.100.0060.00916.35
7.4.90.0140.00016.20
7.4.80.0070.01016.46
7.4.70.0070.00716.34
7.4.60.0110.00416.43
7.4.50.0080.00516.16
7.4.40.0100.00316.14
7.4.30.0080.00816.37
7.4.20.0110.00316.33
7.4.10.0130.00016.37
7.4.00.0080.00616.25

preferences:
48.58 ms | 400 KiB | 5 Q