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1.1 misho 1: --TEST-- 2: passing the return value from a function by reference 3: --FILE-- 4: <?php 5: 6: function foo(&$ref) 7: { 8: var_dump($ref); 9: } 10: 11: function bar($value) 12: { 13: return $value; 14: } 15: 16: foo(bar(5)); 17: 18: ?> 19: --EXPECTF-- 20: Strict Standards: Only variables should be passed by reference in %s on line 13 21: int(5)