playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u7cbe\u90092018\u6700\u65b0\u6d41\u884c\u4e2d\u6587\u549a\u9f13\u8f66\u8f7d.m4a';