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run code in 200+ php & hhvm versions
Bugs & Features
<?php class Email { private $value; public function __construct(string $value) { $this->value = $value; } } $email = new Email('opexus@gmail.com'); echo json_encode(compact('email'));
based on ceP9j
Output for 7.0.0 - 7.2.0
{"email":{}}
Output for 5.4.0 - 5.6.28
Catchable fatal error: Argument 1 passed to Email::__construct() must be an instance of string, string given, called in /in/DTrM7 on line 15 and defined in /in/DTrM7 on line 6
Process exited with code 255.