格式化加密二维码
xiaozi 2015-03-14 13:31:42
php函数返回值为数组的时候,赋值不会重置数组内部指针。
function test() { $arr2 = [1,2,3]; foreach ($arr2 as $a) {} return $arr2; } $arr4 = test(); // bool(false) var_dump(current($arr4));
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