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<?php interface I { public function example(); } class A implements I { public function example(): int { } // compatible with I::example } class B extends A { public function example(): string { } // compatible with I::example }
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of B::example(): string must be compatible with A::example(): int in /in/Jik7I on line 10
Process exited with code 255.

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