playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2018\u5317\u4eac\u5de5\u4f53\u591c\u5e97\u9ad8\u6f6e\u7535\u5b50\u52a8\u611f\u8282\u594f.m4a';