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<?php abstract class Foo { abstract static function bar(); } var_dump( is_callable(array("Foo", "bar")) ); Foo::bar();
Output for git.master, git.master_jit, rfc.property-hooks
bool(false) Fatal error: Uncaught Error: Cannot call abstract method Foo::bar() in /in/o9WSu:8 Stack trace: #0 {main} thrown in /in/o9WSu on line 8
Process exited with code 255.

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