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【CSharp】 JSONHelper类
作者:珍冰 / 发布于2014/10/13/ 694

	public class JSONHelper
	{
	 //对应JSON的singleInfo成员
	 public string singleInfo = string.Empty;

	 protected string _error = string.Empty;
	 protected bool _success = true;
	 protected long _totalCount = 0;
	 protected System.Collections.ArrayList arrData = new ArrayList();
	 protected System.Collections.ArrayList arrDataItem = new ArrayList();

	public JSONHelper()
	{
	 //
	 //TODO: 在此处添加构造函数逻辑
	 //
	}

	 //对应于JSON的success成员
	 public bool success
	 {
	 get
	 {
	 return _success;
	 }
	 set
	 {
	 //如设置为true则清空error
	 if (success) _error = string.Empty;
	 _success = value;
	 }
	 }

	 //对应于JSON的error成员
	 public string error
	 {
	 get
	 {
	 return _error;
	 }
	 set
	 {
	 //如设置error，则自动设置success为false
	 if (value != "") _success = false;
	 _error = value;
	 }
	 }

	 public long totlalCount
	 {
	 get { return _totalCount; }
	 set { _totalCount = value; }
	 }

	
	 //重置，每次新生成一个json对象时必须执行该方法
	 public void Reset()
	 {
	 _success = true;
	 _error = string.Empty;
	 singleInfo = string.Empty;
	 arrData.Clear();
	 arrDataItem.Clear();
	 }

	

	 public void AddItem(string name, string value)
	 {
	 arrData.Add("/"" + name + "/":" + "/"" + value + "/"");
	 }

	

	 public void ItemOk()
	 {
	 arrData.Add("<BR>");
	 //返回总记录条数
	 totlalCount++;
	 }

	 //序列化JSON对象，得到返回的JSON代码
	 public override string ToString()
	 {
	 StringBuilder sb = new StringBuilder();
	 sb.Append("{");
	 sb.Append("/"totalCount/":/"" + _totalCount.ToString() + "/",");
	 sb.Append("/"success/":" + _success.ToString().ToLower() + ",");
	 sb.Append("/"error/":/"" + _error.Replace("/"", "///"") + "/",");
	 sb.Append("/"data/":[");

	 int index = 0;
	 sb.Append("{");
	 if (arrData.Count <= 0)
	 {
	 sb.Append("}");
	 }
	 else
	 {
	 foreach (string val in arrData)
	 {
	 index++;

	 if (val != "<BR>")
	 {
	 sb.Append(val + ",");
	 }
	 else
	 {
	 sb = sb.Replace(",", "", sb.Length - 1, 1);
	 sb.Append("},");
	 if (index < arrData.Count)
	 {
	 sb.Append("{");
	 }
	 }

	 }
	 sb = sb.Replace(",", "", sb.Length - 1, 1);
	 sb.Append("]");
	 }

	 sb.Append("}");
	 return sb.ToString();
	 }

	 public string ToSingleString()
	 {
	 StringBuilder sb = new StringBuilder();
	 sb.Append("{");

	 sb.Append("success:" + _success.ToString().ToLower() + ",");

	 sb.Append("data:");

	 int index = 0;
	 sb.Append("{");
	 if (arrData.Count <= 0)
	 {
	 sb.Append("}");
	 }
	 else
	 {
	 foreach (string val in arrData)
	 {
	 index++;

	 if (val != "<BR>")
	 {
	 sb.Append(val + ",");
	 }
	 else
	 {
	 sb = sb.Replace(",", "", sb.Length - 1, 1);
	 sb.Append("},");
	 if (index < arrData.Count)
	 {
	 sb.Append("{");
	 }
	 }

	 }
	 sb = sb.Replace(",", "", sb.Length - 1, 1);
	 sb.Append("");
	 }

	 sb.Append("}");
	 return sb.ToString();
	 }
	}
试试其它关键字
　JSONHelper　　JSON　
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