3v4l.org

run code in 300+ PHP versions simultaneously
<?php readonly class Email { public function __construct(public string $emailString){} public function __toString() {return trim($this->emailString);} } readonly class ValidEmail extends Email {} function validateEmail(Email $email): ValidEmail {return new ValidEmail($email);} function saveToDatabase(ValidEmail $email) {return 'Saved succesfully';} $email = new Email('vasya@pupkin.com'); $validatedEmail = validateEmail($email); var_dump(saveToDatabase($validatedEmail)); var_dump(saveToDatabase($email));

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)
8.4.120.0040.00624.16
8.4.110.0140.00520.65
8.4.100.0110.00918.67
8.4.90.0120.00820.68
8.4.80.0050.00418.82
8.4.70.0110.00918.07
8.4.60.0140.00818.95
8.4.50.0070.00318.63
8.4.40.0170.00717.67
8.4.30.0070.00319.04
8.4.20.0120.00820.05
8.4.10.0070.01019.70
8.3.250.0120.00719.11
8.3.240.0100.00917.47
8.3.230.0120.00516.71
8.3.220.0140.00419.27
8.3.210.0050.00317.02
8.3.200.0060.00416.84
8.3.190.0100.00917.19
8.3.180.0100.00917.24
8.3.170.0060.01220.77
8.3.160.0060.00317.36
8.3.150.0090.00917.04
8.3.140.0080.00016.71
8.3.130.0040.00418.34
8.3.120.0110.00720.65
8.3.110.0130.01022.58
8.3.100.0030.00620.94
8.3.90.0040.00420.94
8.3.70.0530.00916.58
8.3.50.0000.00820.94
8.2.290.0110.00720.35
8.2.280.0120.00618.39
8.2.270.0120.00617.25
8.2.260.0090.00916.73
8.2.250.0030.00516.71
8.2.240.0070.00317.00
8.2.230.0030.00622.58
8.2.220.0090.00022.58
8.2.210.0100.01022.58
8.1.330.0100.00921.84
8.1.320.0050.00516.20
8.1.310.0050.00316.84
8.1.300.0060.01316.23

preferences:
26.35 ms | 403 KiB | 5 Q