playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJ\u6b8b\u5065\u51e4\u51f0\u53e4\u57ce22\u53f7\u8857\u9152\u5427\u524d\u573a\u8c03\u4f83\u4e92\u52a8\u73b0\u573a.m4a';