<?php function &g(&$v) { return $v; } function f(&$v) { $v = 5; } $foo = null; $name = 'foo'; call_user_func_array('f', array(&(($a = g($$name)) ? $a : $a)); //$a = & g($$name); //$a = 3; //var_dump(array(g($$name))); var_dump($foo);
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