playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u62ff\u94c1\u9152\u5427\u540e\u573a\u9707\u64bc\u8282\u594f\u7535\u5b50\u4e32\u70e7.m4a';