gucheng2008

private bool IsExitPhoneNumber(string phone) { bool isExit = false; AVQuery<AVObject> query = new AVQuery<AVObject>("UserInfo"); query = query.WhereEqualTo("phone", phone); query.FindAsync().ContinueWith(t => { if (t.IsCanceled) { //保存因为某些原因取消了 } else if (t.IsFaulted) { //有异常,获取出来以便处理…