3v4l.org

run code in 300+ PHP versions simultaneously
<?php class User { private $username; private $password; public function getUsername() :string { return $this->username; } public function setUsername(string $username) { $this->username = $username; } public function getPassword() : string { return $this->password; } public function setPassword(string $password) { $this->password = $password; } }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/24JmD on line 7
Process exited with code 255.
preferences:
155.12 ms | 402 KiB | 183 Q