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<?php function foo(&$a, &$b, $c) { var_dump($ab, $b, $c); } $x = 1; $y = 2; $z = 3; call_user_func_array("foo", array($x, $y, $z));
Output for git.master, git.master_jit, rfc.property-hooks
Warning: foo(): Argument #1 ($a) must be passed by reference, value given in /in/p5QUT on line 9 Warning: foo(): Argument #2 ($b) must be passed by reference, value given in /in/p5QUT on line 9 Warning: Undefined variable $ab in /in/p5QUT on line 4 NULL int(2) int(3)

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