2013-11-22 29 views
0

任何人都可以告訴我如何使用dotnet highchart綁定Arraylist,以便使用SQL Server數據創建高圖表?dotnet highchart中的數組列表

我已成功地從SQL Server的數據複製到數組列表下面是代碼

using (SqlConnection cnn = new SqlConnection("Data Source=INBDQ2WK2LBCD2S\\SQLEXPRESS;Initial Catalog=MCAS;Integrated Security=SSPI")) 
     { 
      SqlDataAdapter da = new SqlDataAdapter("select top(100) * from Test4 order by Id desc", cnn); 
      DataSet ds = new DataSet(); 
      da.Fill(ds, "Test4"); 

      List<string> xValues = new List<string>(); 
      foreach (DataRow row in ds.Tables["Test4"].Rows) 
      { 
       xValues.Add(row["x"].ToString()); 
      } 
      Response.Write(xValues); 

現在我想創建highcharts。我如何將這個數組列表綁定到highchart?

回答

0

DotNetHighCharts在爲圖形制作序列時使用object []。

例如新系列{數據=新的數據(對象[] {1,2,3,4,5}}

也許使它List<object>代替List<string>

 In code behind: 

     List<object> values_List = new List<object>(); 
     object[] values = values_List.ToArray(); 

     Highcharts chart1 = new Highcharts("Chart1") 
     .InitChart(new Chart { Height = 300, Width = 400, Type = ChartTypes.Column }) 
     .SetSeries(new Series { Data = new Data(values)});    

     ltrChart1.Text = chart1.ToHtmlString(); 



     In aspx: 

     <asp:Literal ID="ltrChart1" runat="server"></asp:Literal>