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<?php interface OrderInterface { public function getCheckoutCompletedAt(): \DateTime; } class Order implements OrderInterface { public function getCheckoutCompletedAt() { } }
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Fatal error: Declaration of Order::getCheckoutCompletedAt() must be compatible with OrderInterface::getCheckoutCompletedAt(): DateTime in /in/ia8c1 on line 10
Process exited with code 255.
Output for 7.0.0 - 7.0.24, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33
Fatal error: Declaration of Order::getCheckoutCompletedAt() must be compatible with OrderInterface::getCheckoutCompletedAt(): DateTime in /in/ia8c1 on line 8
Process exited with code 255.

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