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<?php var_dump(in_array(O, array( 'foo', 'bar' )));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "O" in /in/Wch2O:3 Stack trace: #0 {main} thrown in /in/Wch2O on line 3
Process exited with code 255.

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