3v4l.org

run code in 300+ PHP versions simultaneously
<?php enum Gender { case UNKNOWN; case MALE; case FEMALE; } /** * @template T as BackedEnum|UnitEnum * @param class-string<T> $enumClass * @param string $name * @return T|null */ function tryFromName(string $enumClass, string $name) { $constName = $enumClass . '::' . $name; return is_subclass_of($enumClass, UnitEnum::class) && defined($constName) ? constant($constName) : null; } var_dump(tryFromName(Gender::class, 'UNKNOWN'));// enum(Gender::UNKNOWN) var_dump(tryFromName(Gender::class, 'MALE'));// enum(Gender::MALE) var_dump(tryFromName(Gender::class, 'FEMALE'));// enum(Gender::FEMALE) var_dump(tryFromName(Gender::class, 'null'));// NULL

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)
8.4.130.0060.00417.60
8.4.120.0100.01022.43
8.4.110.0070.00319.16
8.4.100.0070.00617.89
8.4.90.0110.00920.73
8.4.80.0100.00817.71
8.4.70.0090.00717.79
8.4.60.0160.00620.43
8.4.50.0100.00920.32
8.4.40.0060.01317.69
8.4.30.0140.00719.04
8.4.20.0100.01019.89
8.4.10.0090.00019.46
8.3.260.0140.00616.50
8.3.250.0070.01119.13
8.3.240.0110.00716.55
8.3.230.0130.00816.76
8.3.220.0110.00816.98
8.3.210.0090.00916.79
8.3.200.0050.00416.72
8.3.190.0080.00717.41
8.3.180.0120.00916.53
8.3.170.0090.00917.01
8.3.160.0040.01518.26
8.3.150.0180.00320.82
8.3.140.0040.00416.48
8.3.130.0000.01018.42
8.3.120.0120.00320.48
8.3.110.0040.00422.58
8.3.100.0080.00022.58
8.3.90.0040.00422.58
8.3.50.0000.00922.58
8.2.290.0100.00920.30
8.2.280.0040.00418.66
8.2.270.0050.00317.28
8.2.260.0100.00720.17
8.2.250.0080.00316.80
8.2.240.0070.00717.04
8.2.230.0060.00322.58
8.2.220.0060.00322.58
8.2.210.0100.00022.58
8.2.190.0130.01117.38
8.2.100.0200.00318.44
8.1.330.0100.01016.59
8.1.320.0140.00616.40
8.1.310.0090.00918.44
8.1.300.0130.00718.56
8.1.290.0170.00430.84
8.1.230.0170.00218.85
8.0.300.0100.00319.25
7.2.70.0140.00418.04

preferences:
28.27 ms | 403 KiB | 5 Q