c#写webservice快速链接到数据库的方法Linq to Sql简单操作

var context = new DataClasses1DataContext();

/*

var me = context.Persons.Single(person => person.DisplayName == "杨正阳");

me.Email = "zyyang@dynastech.com";

context.Persons.DeleteOnSubmit(me);

var he = new Persons();

context.Persons.InsertOnSubmit(he);

context.SubmitChanges();

*/

//context.Persons.Any(person => person.LoginName == "haibi" && person.Password == "ciao");

var persons = context.Persons.Take(10);

var jPersons = JArray.Parse(JsonConvert.SerializeObject(persons));

Console.WriteLine(jPersons);

//foreach (var jPerson in jPersons)

//{

// jPerson["status"] = "1";

//}

//var jWrapper = new JObject();

//jWrapper["data"] = jPersons;

//Console.WriteLine(jWrapper.ToString(Formatting.Indented));