playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2016\u6781\u54c1\u5546\u4e1a\u7535\u952f\u9152\u5427\u4e2d\u573a\u4e13\u7528\u6162\u6447\u4e32\u70e7.m4a';