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<?php function change($input) { $return = $input; switch($input) { case 'X': $return = 6; break; case 6: $return = 'X'; break; } return $return; } var_dump(change(6)); var_dump(change('X')); var_dump(change('something_else'));
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "X" int(6) string(14) "something_else"

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