Jquery 使用Ajax获取后台返回的Json数据后,页面处理

2021-07-02 06:03

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YPE html>

标签:min   puts   amp   rem   javascrip   方法   end   set   system.in   

span>"-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
"http://www.w3.org/1999/xhtml">
    "list">
"C#" Class="jsondata" %>

using System;
using System.Web;
using System.Web.Script.Serialization;
using System.IO;
using System.Text;
using System.Collections.Generic;
using Newtonsoft.Json;
using System.Data;

public class jsondata : IHttpHandler {

    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";
        string JsonStr = JsonConvert.SerializeObject(CreateDT());
        context.Response.Write(JsonStr);
        context.Response.End();
    }

    #region 创建测试数据源
    //创建DataTable
    protected DataTable CreateDT()
    {
        DataTable tblDatas = new DataTable("Datas");
        //序号列
        //tblDatas.Columns.Add("ID", Type.GetType("System.Int32"));
        //tblDatas.Columns[0].AutoIncrement = true;
        //tblDatas.Columns[0].AutoIncrementSeed = 1;
        //tblDatas.Columns[0].AutoIncrementStep = 1;
        //数据列
        tblDatas.Columns.Add("IdNumber", Type.GetType("System.String"));
        tblDatas.Columns.Add("Name", Type.GetType("System.String"));
        tblDatas.Columns.Add("BirthDate", Type.GetType("System.String"));
        tblDatas.Columns.Add("Sex", Type.GetType("System.String"));
        tblDatas.Columns.Add("Wage", Type.GetType("System.Decimal"));
        tblDatas.Columns.Add("Bonus", Type.GetType("System.Decimal"));
        //统计列开始
        tblDatas.Columns.Add("NeedPay", Type.GetType("System.String"), "Wage+Bonus");
        //统计列结束
        tblDatas.Columns.Add("Address", Type.GetType("System.String"));
        tblDatas.Columns.Add("PostCode", Type.GetType("System.String"));
        //设置身份证号码为主键
        tblDatas.PrimaryKey = new DataColumn[] { tblDatas.Columns["IdNumber"] };

        tblDatas.Rows.Add(new object[] { "43100000000000", "张三", "1982", "0", 3000, 1000, null, "深圳市", "518000" });
        tblDatas.Rows.Add(new object[] { "43100000000001", "李四", "1983", "1", 3500, 1200, null, "深圳市", "518000" });
        tblDatas.Rows.Add(new object[] { "43100000000002", "王五", "1984", "1", 4000, 1300, null, "深圳市", "518000" });
        tblDatas.Rows.Add(new object[] { "43100000000003", "赵六", "1985", "0", 5000, 1400, null, "深圳市", "518000" });
        tblDatas.Rows.Add(new object[] { "43100000000004", "牛七", "1986", "1", 6000, 1500, null, "深圳市", "518000" });
        return tblDatas;
    }
    #endregion 

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }
}
"C#" Class="jsondata" %>

using System;
using System.Web;
using System.Web.Script.Serialization;
using System.IO;
using System.Text;
using System.Collections;
using System.Collections.Generic;
using System.Data;

public class jsondata : IHttpHandler {

    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";
        context.Response.Cache.SetNoStore();
        string data = "[{\"key\":\"1\",\"info\":{\"name\":\"222\",\"age\":\"333\",\"sex\":\"444\"}},{\"key\":\"2\",\"info\":{\"name\":\"999\",\"age\":\"000\",\"sex\":\"111\"}}]";
        context.Response.Write(new JavaScriptSerializer().Serialize(data));
    }


    public bool IsReusable
    {
        get
        {
            return false;
        }
    }
}
"C#" AutoEventWireup="true" CodeFile="Test2013.aspx.cs" Inherits="Test2013" %>

span>"-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

"http://www.w3.org/1999/xhtml">
"server">
    
"form1" runat="server">
"ddl1" runat="server" onchange="GetPara(this)">
    "list">
"button" value="保存数据" onclick="SavePara()" />
"C#" AutoEventWireup="true" CodeFile="Test2013.aspx.cs" Inherits="Test2013" %>

span>"-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

"http://www.w3.org/1999/xhtml">
"server">
    
"form1" runat="server">
"ddl1" runat="server" onchange="GetPara(this)">
    "list">
"button" value="保存数据" onclick="SavePara()" />
"C#" Class="GetPara" %>

using System;
using System.Web;
using System.Data;
using System.Collections.Generic;
using System.Web.Script.Serialization;  


public class GetPara : IHttpHandler {    
    public void ProcessRequest (HttpContext context) {
        context.Response.ContentType = "text/plain";
        string SortId = context.Request["sortid"];
        string Type = context.Request["type"];
        if (Type=="get")
        {
            if (!string.IsNullOrEmpty(SortId))
            {
                DataTable dt = MSCL.SqlHelper.GetDataTable("select * from PR_PRODUCTPARAS where sortid=‘" + SortId + "");
                List list = new List();
                for (int i = 0; i )
                {
                    Paras a = new Paras();
                    a.id = dt.Rows[i]["PARAID"].ToString();
                    a.name = dt.Rows[i]["PARANAME"].ToString();
                    list.Add(a);
                }
                context.Response.Write(new JavaScriptSerializer().Serialize(list));
            }
        }
        else if (Type == "save")
        {
            //反序列化json 
            System.IO.Stream stream = context.Request.InputStream;
            System.IO.StreamReader sr = new System.IO.StreamReader(stream, System.Text.Encoding.GetEncoding("UTF-8"));
            string sJson = sr.ReadToEnd();
            if (sJson.Contains("&"))
            {
                string[] sArr = sJson.Split(&);
                for (int i = 0; i )
                {
                    string[] sArr1 = sArr[i].Split(=);
                    object id = sArr1[0];
                    object value = sArr1[1];
                }
            }
        }
        else
        { }
    }
 
    public bool IsReusable {
        get {
            return false;
        }
    }

    public struct Paras
    {
        public string id;
        public string name; 
    }
}

 

Jquery 使用Ajax获取后台返回的Json数据后,页面处理

标签:min   puts   amp   rem   javascrip   方法   end   set   system.in   

原文地址:http://www.cnblogs.com/zhujiabin/p/7129073.html


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