wp7 替换掉@换成指定名字

            string source = "欢迎大家来吐槽~选中即可得到1副《腾讯数码扑克牌》，请本期被选中评论的网友@wangli_1355、@se7en_3、@wang189xun、@buyken1qw、@Q_chenbing、@Tuccuay 将详细地址私信大叔~";
            List<User> lus = new List<User>();
            lus.Add(new User() { name = "wangli_1355", nick = "王立" });
            lus.Add(new User() { name = "se7en_3", nick = "冬冬" });
            lus.Add(new User() { name = "wang189xun", nick = "王笑洋" });
            lus.Add(new User() { name = "buyken1qw", nick = "实用美白术" });
            lus.Add(new User() { name = "Q_chenbing", nick = "小小小小林" });
            lus.Add(new User() { name = "Tuccuay", nick = "周力" });

           string am= AccountMatch(source, lus);

        private string GetMatchs(string content, List<User> luser)
        {
            string nsr = content;
            if (!string.IsNullOrEmpty(content) && content.Contains("@"))
            {
                string[] sr = content.Split('@');

                foreach (User us in luser)
                {
                    
                    for (int i = 0; i < sr.Length; i++)
                    {
                        if (sr[i].Contains(us.name))
                        {
                            nsr = nsr.Replace(us.name, us.nick);
                        }
                    }
                }

                nsr = nsr.Replace("@", "");
            }
            return nsr;
        }
        public string AccountMatch(string Data, List<User> luser)
        {
            return GetMatchs(Data, luser);
        }

        public class User
        {
            public string name { get; set; }
            public string nick { get; set; }
        }