playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJ\u6d6a\u5b502017\u6700\u65b0\u6fc0\u60c5\u4e2d\u6587\u558a\u9ea6\u55e8\u55e8\u73b0\u573a.m4a';