using System; using System.Collections.Generic; using System.Web.Script.Serialization; using System.Configuration; using System.Runtime.Serialization.Json; using System.Runtime.Serialization; using System.IO; using System.Text; namespace WebApplication1 { //方法一：引入System.Web.Script.Serialization命名空间使用 JavaScriptSerializer类实现简单的序列化 [Serializable] public class Person { private int id; /// <summary> /// id /// </summary> public int Id { get { return id; } set { id = value; } } private string name; /// <summary> /// 姓名 /// </summary> public string Name { get { return name; } set { name = value; } } } //方法二：引入 System.Runtime.Serialization.Json命名空间使用 DataContractJsonSerializer类实现序列化 //可以使用IgnoreDataMember:指定该成员不是数据协定的一部分且没有进行序列化，DataMember:定义序列化属性参数，使用DataMember属性标记字段必须使用DataContract标记类 否则DataMember标记不起作用。 [DataContract] public class Person1 { [IgnoreDataMember] public int Id { get; set; } [DataMember(Name = "name")] public string Name { get; set; } [DataMember(Name = "sex")] public string Sex { get; set; } } public partial class _Default : System.Web.UI.Page { string constr = ConfigurationManager.ConnectionStrings["connstr"].ConnectionString; protected void Page_Load(object sender, EventArgs e) { Person p1 = new Person(); p1.Id = 1; p1.Name = "dxw"; Person p2 = new Person(); p2.Id = 2; p2.Name = "wn"; List<Person> listperson = new List<Person>(); listperson.Add(p1); listperson.Add(p2); JavaScriptSerializer js = new JavaScriptSerializer(); //json序列化 string s = js.Serialize(listperson); Response.Write(s); //方法二 Person1 p11 = new Person1(); p11.Id = 1; p11.Name = "hello"; p11.Sex = "男"; DataContractJsonSerializer json = new DataContractJsonSerializer(p11.GetType()); string szJson = ""; //序列化 using (MemoryStream stream = new MemoryStream()) { json.WriteObject(stream, p11); szJson = Encoding.UTF8.GetString(stream.ToArray()); Response.Write(szJson); } //反序列化 //using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(szJson))) //{ // DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(People)); // Person1 _people = (Person1)serializer.ReadObject(ms); //} } protected void Button1_Click(object sender, EventArgs e) { Response.Write(constr); } }
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