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using
System;
using
System.Data;
using
System.Configuration;
using
System.Collections;
using
System.Web;
using
System.Web.Security;
using
System.Web.UI;
using
System.Web.UI.WebControls;
using
System.Web.UI.WebControls.WebParts;
using
System.Web.UI.HtmlControls;
//先在项目中添加System.Web.Extensions引用.net 3.5using
System.Web.Script.Serialization;
using
System.Collections.Specialized;
using
System.Collections.Generic;
using
System.Text;
using
System.Net;
namespace
JSONFromCS
{ public
partial class WebForm3 : System.Web.UI.Page
{
/// <summary>
/// 将json数据反序列化为Dictionary
/// </summary>
/// <param name="jsonData">json数据</param>
/// <returns></returns>
private
Dictionary<string, object> JsonToDictionary(string
jsonData)
{
//实例化JavaScriptSerializer类的新实例
JavaScriptSerializer jss = new
JavaScriptSerializer();
try
{
//将指定的 JSON 字符串转换为 Dictionary<string, object> 类型的对象
return
jss.Deserialize<Dictionary<string, object>>(jsonData);
}
catch
(Exception ex)
{
throw
new Exception(ex.Message);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected
void Page_Load(object
sender, EventArgs e)
{
WebClient wc = new
WebClient();
wc.Encoding = System.Text.Encoding.UTF8;//定义对象语言
string
json = wc.DownloadString(url);
//string json = "{\"weatherinfo\":{\"city\":\"深圳\",\"cityid\":\"101280601\",\"temp\":\"32\",\"WD\":\"西南风\",\"WS\":\"4级\",\"SD\":\"68%\",\"WSE\":\"4\",\"time\":\"16:40\",\"isRadar\":\"1\",\"Radar\":\"JC_RADAR_AZ9755_JB\"}}";
StringBuilder strb = new
StringBuilder();
Dictionary<string, object> dic = JsonToDictionary(json);//将Json数据转成dictionary格式
Dictionary<string, object> dataSet = (Dictionary<string, object>)dic["weatherinfo"];
//使用KeyValuePair遍历数据
foreach
(KeyValuePair<string, object> item in
dataSet)
{
strb.Append(item.Key + ":"
+ item.Value + "<br/>");//显示到界面
}
Response.Write(strb.ToString());
}
}
} |
csharp: using using System.Web.Script.Serialization read json,布布扣,bubuko.com
csharp: using using System.Web.Script.Serialization read json