ASP. NET MVC uses Jquery.ajax

Use to: Jquery.js and Newtonsoft.Json.dll

Client Invocation Method:

$ ("#ButAjax"). Click (function () {
$.ajax ({
Type: "POST",//default is get
URL: "/ajaxtest/getperson",
Data: "Id=1&firstname=c&lastname=hy",
Async:true,//Async
Cache:false,//Do not load cache
Success:function (obj) {
Alert (obj.id + obj. FirstName + obj. LastName + obj. Man);
},
Error:function () {
Alert ("Request Failed");
}
});
});

$ ("#ButAjax2"). Click (function () {
$.ajax ({
Type: "POST",//default is get
URL: "/ajaxtest/getperson2?id=3&firstname=c&lastname=hy",
Async:true,//Async
Cache:false,//Do not load cache
Success:function (obj) {
Alert (obj.id + obj. FirstName + obj. LastName + obj. Man);
},
Error:function () {
Alert ("Request Failed");
}
});
});

$ ("#ButAjax3"). Click (function () {
$.ajax ({
Type: "POST",//default is get
URL: "/ajaxtest/getstring",
Async:true,//Async
Cache:false,//Do not load cache
Success:function (str) {
alert (str);
},
Error:function () {
Alert ("Request Failed");
}
});
});

$ ("#ButAjax4"). Click (function () {
$.ajax ({
Type: "POST",//default is get
URL: "/ajaxtest/getjsonstring",
Async:true,//Async
Cache:false,//Do not load cache
Success:function (str) {
var obj = eval (str);
$.each (obj, function (item, value) {
Alert (item + ":" + Obj[item]);
});
},
Error:function () {
Alert ("Request Failed");
}
});
});

//================================================================

$ ("#ButJson1"). Click (function () {
$.getjson ("/ajaxtest/getjson1", {ID: "$", FirstName: "C1", LastName: "HY1"}, function (JSON) {
alert (JSON);
$.each (JSON, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
});

$ ("#ButJson2"). Click (function () {
$.getjson ("/ajaxtest/getjson2", {ID: "$", FirstName: "C1", LastName: "HY1"}, function (JSON) {
alert (JSON);
$.each (JSON, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
});

$ ("#ButJson3"). Click (function () {
$.getjson ("/ajaxtest/getjson3", {ID: "$", FirstName: "C1", LastName: "HY1"}, function (JSON) {
alert (JSON);
$.each (JSON, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
});

$ ("#ButJson4"). Click (function () {
$.getjson ("/ajaxtest/getjsonserializingjson", {ID: "$", FirstName: "C1", LastName: "HY1"}, function (JSON) {
alert (JSON);
$.each (JSON, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
});

$ ("#ButJson5"). Click (function () {
$.getjson ("/ajaxtest/getjsondeserializingjson", {json: ' {"ID": 201, "FirstName": "C", "LastName": "HY", "Man": True} '}, function (JSON) {
alert (JSON);
$.each (JSON, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
});

//================================================================

$ ("#ButSerializing"). Click (function () {
$.ajax ({
Type: "POST",
URL: "/ajaxtest/testserializingjson",
Data: "Id=101&firstname=c&lastname=hy&man=false",
Async:true,
Cache:false,
Success:function (obj) {
alert (obj);
},
Error:function () {
Alert ("Request Failed");
}
});
});

$ ("#ButDeSerializing"). Click (function () {
$.ajax ({
Type: "POST",
URL: "/ajaxtest/testdeserializingjson",
Data: ' json={' ID: 201, "FirstName": "C", "LastName": "HY", "Man": true} ',
Async:true,
Cache:false,
Success:function (obj) {
Alert (obj.id + obj. FirstName + obj. LastName + obj. Man);
},
Error:function () {
Alert ("Request Failed");
}
});
});

$ ("#ButSerializingList"). Click (function () {
$.ajax ({
Type: "POST",
URL: "/ajaxtest/serializinglist",
Data: "",
Async:true,
Cache:false,
Success:function (obj) {
Alert (obj + "Length:" + obj.length);
$.each (obj, function () {
$.each (This, function (item, value) {
Alert (item + ":" + Json[item]);
});
});
},
Error:function () {
Alert ("Request Failed");
}
});
});

Controllers Code:

Using System;
Using System.Collections.Generic;
Using System.Linq;
Using System.Runtime.Serialization.Json;
Using System.Web;
Using SYSTEM.WEB.MVC;

Namespace Mvcapplication.controllers
{
public class Person
{
public int ID {get; set;}
public string FirstName {get; set;}
public string LastName {get; set;}
public bool Mans {get; set;}
}

public class Ajaxtestcontroller:controller
{
#region ===============$. Ajax Test =================
<summary>
Test return Object
</summary>
<param name= "Form" ></param>
<returns></returns>
Public Jsonresult Getperson (formcollection form)
{
Person p = new person
{
ID = Int. Parse (form["ID"]),
FirstName = form["FirstName"],
LastName = form["LastName"]
};
Return Json (P);
}

<summary>
tested Discovery: When you define {Controller}/{action}/{id} in global
The ID value is "" When the foreground Url?id=3&firstname=c&lastname=hy is uploaded to the background
So define global as {Controller}/{action}/{uid}
</summary>
<param name= "ID" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Jsonresult GetPerson2 (string ID, String FirstName, String LastName)
{
Person p = new person
{
ID = Int. Parse (ID),
FirstName = FirstName,
LastName = LastName
};
Return Json (P);
}

<summary>
Test return string
</summary>
<returns></returns>
Public Contentresult getString ()
{
Return Content ("{ID: ' 2 ', FirstName: ' C ', LastName: ' HY '}");
}

<summary>
Test returns a JSON string
</summary>
<returns></returns>
Public Contentresult getjsonstring ()
{
Return Content ({id: ' 2 ', FirstName: ' C ', LastName: ' HY '});
}

#endregion

#region ==============$.getjson (return to JSON format test) ============

<summary>
Test finds must be double quotation marks (") cannot be single quotation marks (')
</summary>
<param name= "Code" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Contentresult GetJson1 (string ID, String FirstName, String LastName)
{
Return Content ("{\" id\ ": 1,\" name\ ": \" chy\ ", \" flag\ ": true}");
}

<summary>
Test finds must be double quotation marks (") cannot be single quotation marks (')
</summary>
<param name= "Code" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Contentresult GetJson2 (string ID, String FirstName, String LastName)
{
Return Content ("{\" id\ ": \" 2\ ", \" name\ ": \" chy\ "}");
}

<summary>
test finds must be double quotation marks (") cannot be single quotation marks (')
Wrong front desk Not responding
</summary>
<param name= "Code" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Contentresult GetJson3 (string ID, String FirstName, String LastName)
{
Return Content ("{' id ': ' 3 '}");
}

#endregion

#region ============newtonsoft.json.dll (Json serialization and deserialization test) =============

<summary>
/// $. Ajax serialization JSON
</summary>
<param name= "ID" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Contentresult Testserializingjson (formcollection form)
{
Person p = new person
{
ID = Int. Parse (form["ID"]),
FirstName = form["FirstName"],
LastName = form["LastName"]
};
Return Content (Newtonsoft.Json.JsonConvert.SerializeObject (p));
}

<summary>
/// $. Ajax deserialization JSON
</summary>
<param name= "Form" ></param>
<returns></returns>
Public Jsonresult Testdeserializingjson (formcollection form)
{
Person p = newtonsoft.json.jsonconvert.deserializeobject<person> (form["Json"). ToString ());
Return Json (P);
}

<summary>
$.getjson Serialization JSON
</summary>
<param name= "ID" ></param>
<param name= "FirstName" ></param>
<param name= "LastName" ></param>
<returns></returns>
Public Contentresult Getjsonserializingjson (string ID, String FirstName, String LastName)
{
Person p = new person
{
ID = Int. Parse (ID),
FirstName = FirstName,
LastName = LastName
};
Return Content (Newtonsoft.Json.JsonConvert.SerializeObject (p));
}

<summary>
$.getjson deserialization JSON
</summary>
<param name= "Form" ></param>
<returns></returns>
Public Contentresult Getjsondeserializingjson (string json)
{
Person p = newtonsoft.json.jsonconvert.deserializeobject<person> (Json);
Return Content (Newtonsoft.Json.JsonConvert.SerializeObject (p));
}

#endregion

#region ================ returns the collection ================

Public Jsonresult serializinglist ()
{
list<person> ls = new list<person> ();
Ls. ADD (New person
{
ID = 1,
FirstName = "C",
LastName = "HY",
Man = False
});

Ls. ADD (New person
{
ID = 2,
FirstName = "Z",
LastName = "JJ",
Man = True
});
return Json (LS);
}

Public Jsonresult deserializinglist (string json)
{
list<person> LISTP = new list<person> ();

List<string> liststr = json. Split (', '). Tolist<string> ();

foreach (string s in Liststr)
{
Listp.add (newtonsoft.json.jsonconvert.deserializeobject<person> (s));
}

Return Json (LISTP);
}

#endregion
}
}

Reproduced in original: http://blog.163.com/china__xuhua/blog/static/1997231692011101842121717/

ASP. NET MVC uses Jquery.ajax