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<?php function f($req, $opt = null) { echo $req+$req*$req; } f(1); f(1, 2); f(1, 2, 3); f(1, 2, 3, 4); f(1, 2, 3, 4, 5); ?>
Output for git.master, git.master_jit, rfc.property-hooks
22222

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