playurl = 'https://oo.haiqu.vip:2266/xc\/2018\/01\/20180717\/Djkatie2015\u7f51\u7edc\u6d41\u884c\u6447\u5934\u5fc5\u5907\u4e2d\u6587\u52a0\u5feb\u4e32\u70e7.m4a';