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<?php interface a { public function aa(); } interface b extends a { public function bb(); } class aa implements a { public function aa() { echo 'aa'; } } class bb implements b { public function bb() { echo 'bb'; } } $aa = new aa(); $aa->aa(); $bb = new bb(); $bb->bb(); $aa->bb();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Class bb contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (a::aa) in /in/ceAfZ on line 20
Process exited with code 255.

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