playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2016\u8d85\u52b2\u55e8\u4f24\u5fc3\u7537\u58f0\u4f24\u611f\u8f66\u8f7d\u55e8\u789fB\u8272\u6d77\u97f3\u4e50.m4a';