Processing JSON data in ASP. NET

1. Add reference

Using system. Web. Script. serialization;

Using system. Text. regularexpressions;

 

2. default. aspx. CS

Class taskeffectdisplaydata

public class TaskEffectDisplayData{    public DateTime DataTime { get; set; }    public float? Value { get; set; }}

Class taskeffectdisplaydatacollection

public class TaskEffectDisplayDataCollection{    public string DataTitle { get; set; }    private List<TaskEffectDisplayData> dataList = new List<TaskEffectDisplayData>();    public List<TaskEffectDisplayData> DataList    {        get { return dataList; }        set { dataList = value; }    }}

public string GetTaskEDDC(){    TaskEffectDisplayDataCollection[] array = new TaskEffectDisplayDataCollection[2];    TaskEffectDisplayDataCollection tEDDCollection1 = new TaskEffectDisplayDataCollection();    TaskEffectDisplayData taskEDD = new TaskEffectDisplayData() { DataTime = new DateTime(2012, 7, 11), Value = 70 };    TaskEffectDisplayData taskEDD1 = new TaskEffectDisplayData() { DataTime = new DateTime(2012, 10, 01), Value = 12 };    List<TaskEffectDisplayData> lTEDD = new List<TaskEffectDisplayData>();    lTEDD.Add(taskEDD);    lTEDD.Add(taskEDD1);    tEDDCollection1.DataList = lTEDD;    tEDDCollection1.DataTitle = "Hi";    TaskEffectDisplayDataCollection tEDDCollection2 = new TaskEffectDisplayDataCollection();    taskEDD = new TaskEffectDisplayData() { DataTime = new DateTime(2012, 7, 11), Value = 80 };    taskEDD1 = new TaskEffectDisplayData() { DataTime = new DateTime(2012, 10, 01), Value = 90 };    lTEDD = new List<TaskEffectDisplayData>();    lTEDD.Add(taskEDD);    lTEDD.Add(taskEDD1);    tEDDCollection2.DataList = lTEDD;    tEDDCollection2.DataTitle = "Second";    array[0] = tEDDCollection1;    array[1] = tEDDCollection2;    JavaScriptSerializer js = new JavaScriptSerializer();    string strJSON = js.Serialize(array).Replace("\"", "'");        /* strJSON = "[    {'DataTitle':'Hi','DataList':[        {'DataTime':'\\/Date(1341936000000)\\/','Value':70},        {'DataTime':'\\/Date(1349020800000)\\/','Value':12}        ]},    {'DataTitle':'Second','DataList':[        {'DataTime':'\\/Date(1341936000000)\\/','Value':80},        {'DataTime':'\\/Date(1349020800000)\\/','Value':90}        ]}        ]"                     */    Regex regex = new Regex("'\\\\/Date\\((\\d+)\\)\\\\/'");    //regex = '\\/Date\((\d+)\)\\/'    strJSON = regex.Replace(strJSON, new MatchEvaluator(        match =>        {            return string.Format("new Date({0})", match.Groups[1].ToString());        }        ));    /* strJSON = "[    {'DataTitle':'Hi','DataList':[        {'DataTime':new Date(1341936000000),'Value':70},        {'DataTime':new Date(1349020800000),'Value':12}        ]},    {'DataTitle':'Second','DataList':[        {'DataTime':new Date(1341936000000),'Value':80},        {'DataTime':new Date(1349020800000),'Value':90}        ]}        ]"                        */    return strJSON;}

 

3. Reference background code in default. aspx

VaR jsonresult = eval ("<% = gettaskeddc () %> )");