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run code in 300+ PHP versions simultaneously
<?php interface OrderInterface { public function getCheckoutCompletedAt(): \DateTime; } class Order extends OrderInterface { public function getCheckoutCompletedAt() { } }
Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.10
Fatal error: Class Order cannot extend from interface OrderInterface in /in/J1V5W on line 14
Process exited with code 255.
preferences:
184.85 ms | 1395 KiB | 43 Q