playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u6df1\u5733\u62ff\u94c1\u9152\u5427\u5168\u82f1\u6587\u6df7\u642d\u699c\u5355\u7cbe\u54c1.m4a';