请您指点,下段js代码怎么获取不到数据: <script src=" https://cdn.bootcss.com/blueimp-md5/2.12.0/js/md5.min.js"></script> <script src=" http://code.jquery.com/jquery-1.8.3.min.js"></script> <script> var vid = 'bjws'; var n = = '573ib1kp5nk92irinpumbo9krlb'; n = '54hv0f3pq079d4oiil2k12dkvsc'; n = '54db6gi5vfj8r8q1e6r89imd64s'; n = '53bn9rlalq08lmb8nf8iadoph0b'; n = '50mqo8t4n4e8gtarqr3orj9l93v'; n = '50e335k9dq488lb7jo44olp71f5'; n = '50j015rjrei9vmp3h8upblr41jf'; n ... ...