本文实例讲述了jQuery购物车插件jsorder用法。分享给大家供大家参考,具体如下:

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GB18030"/>
<title></title>
<script type="text/javascript" src="/UploadFiles/2021-04-02/jquery-1.9.1.min.js">


<%@ WebHandler Language="C#" Class="ShoppingCar" %>
using System;
using System.Web;
using System.Data;
using System.Web.Script.Serialization;
using System.Collections.Generic;
using System.Collections;
using System.IO;
public class ShoppingCar : IHttpHandler
{
  public void ProcessRequest(HttpContext context)
  {
    context.Response.ContentType = "text/plain";
    StreamReader reader = new StreamReader(context.Request.InputStream);
    string jsonString = HttpUtility.UrlDecode(reader.ReadToEnd());
    if (MSCL.Until.IsNullOrDBNull(jsonString))
    {
      context.Response.Write("error");
    }
    else
    {
      jsonString = "{\"goods\": [" + jsonString + "]}";
      DataSet ds = JsonToDataSet(jsonString); //获取的购物车商品列表
      context.Response.Write("ok");
    }
    context.Response.End();
  }
  #region 解析Json成DataTable
  /// <summary>
  /// 解析Json成DataTable
  /// </summary>
  /// <param name="Json">Json字符串</param>
  /// <returns></returns>
  public static DataSet JsonToDataSet(string Json)
  {
    try
    {
      DataSet ds = new DataSet();
      DataTable dt = new DataTable("shoppingcar");
      JavaScriptSerializer JSS = new JavaScriptSerializer();
      object obj = JSS.DeserializeObject(Json);
      Dictionary<string, object> datajson = (Dictionary<string, object>)obj;
      foreach (var item in datajson)
      {
        object[] rows = (object[])item.Value;
        foreach (var row in rows)
        {
          Dictionary<string, object> valneed = (Dictionary<string, object>)row;
          foreach (var needrow in valneed.Values)
          {
            #region
            Dictionary<string, object> val = (Dictionary<string, object>)needrow;
            DataRow dr = dt.NewRow();
            foreach (KeyValuePair<string, object> sss in val)
            {
              if (!dt.Columns.Contains(sss.Key))
              {
                dt.Columns.Add(sss.Key.ToString());
                dr[sss.Key] = sss.Value;
              }
              else
                dr[sss.Key] = sss.Value;
            }
            dt.Rows.Add(dr);
            #endregion
          }
        }
      }
      ds.Tables.Add(dt);
      return ds;
    }
    catch
    {
      return null;
    }
  }
  #endregion
  public bool IsReusable
  {
    get
    {
      return false;
    }
  }
}

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title>读取本地购物车Cookie</title>
  <script type="text/javascript" src="/UploadFiles/2021-04-02/jquery-1.9.1.min.js">

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希望本文所述对大家jQuery程序设计有所帮助。

标签:
jQuery,购物车插件,jsorder

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