摘要：
static void Main(string[] args) { Linq_DBDataCont.Linq_DBDataContext ctx = new Linq_DBDataCont.Linq_DBDataContext(); Linq_DBDataEnts.users us = new Linq_DBDataEnts.users(); us = ctx.users.FirstOrDefault(a => a.uType == "1"); if (us != null) { Console.WriteLine(us.uName); } else { Consol 阅读全文
