playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJ\u4f18\u4ed4\u5fd8\u8bb0\u4f60\u771f\u7684\u4e0d\u5bb9\u6613\u8f66\u8f7d\u5fc5\u5907\u5927\u789f.m4a';