playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u672c\u8272\u9152\u5427\u65f6\u5c1a\u597d\u542c\u52b2\u7206\u5973\u58f0\u4e32\u70e7.m4a';