playurl = 'https://oo.haiqu.vip:2266/xc\/2018\/01\/20180717\/DJ\u94b1\u4ed4\u4e0a\u6d77\u591c\u5df4\u9ece\u7ecf\u5178\u5546\u4e1a\u82f1\u6587\u52b2\u7206disco\u73b0\u573a\u4e32\u70e7.m4a';