playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5b9d\u9a6cBMW\u539f\u88c5\u8fde\u7248HIFI\u97f3\u4e50CD\u8f66\u8f7d\u7cfb\u5217\u4e8c.m4a';