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  • C# JSON

    using System;
    using System.Collections;
    using System.Configuration;
    using System.Data;
    using System.Linq;
    using System.Web;
    using System.Web.Security;
    using System.Web.UI;
    using System.Web.UI.HtmlControls;
    using System.Web.UI.WebControls;
    using System.Web.UI.WebControls.WebParts;
    using System.Xml.Linq;
    using DAL;
    using System.Text;
    namespace iosjson
    {
    
        public partial class getpronumber : System.Web.UI.Page
        {
            public int count;
            public int pagecount;
            ProductsDAL prodal = new ProductsDAL();
            protected void Page_Load(object sender, EventArgs e)
            {
    
                if (!IsPostBack)
                {
                    if (Request.QueryString["page"]!=null)
                    {
                        int currentpage = int.Parse(Request.QueryString["page"].ToString());
                        DataTable dt = prodal.CutPage(currentpage, out pagecount, out count).Tables[0];
                        if (currentpage > count)
                        {
                            Response.Write("{\"result\":1}");
                        }
                        else
                        {
    
                            StringBuilder jsonBuilder = new StringBuilder();
                            jsonBuilder.Append("{\"");
                            jsonBuilder.Append("result\":\"0\",\"data");
                            jsonBuilder.Append("\":[");
                            for (int i = 0; i < dt.Rows.Count; i++)
                            {
                                jsonBuilder.Append("{");
                               
                                
                                    jsonBuilder.Append("\"productnumber\":\"");
                                    jsonBuilder.Append(dt.Rows[i]["ProductNumber"].ToString());
                                    jsonBuilder.Append("\",");
                            
                                jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
                                jsonBuilder.Append("},");
                            }
                            jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
                            jsonBuilder.Append("]");
                            jsonBuilder.Append("}");
                            Response.Write(jsonBuilder.ToString());
                            Response.End();
    
    
    
                        }
    
                    }
                }
              
            }
        }
    }
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  • 原文地址:https://www.cnblogs.com/StevenFu/p/2909655.html
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