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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