// *DYNAMIC DATA NOTE* // This sample uses random data to populate the chart. To populate // a chart with database data see the following resources: // - Classic samples folder // - Help File > Data Tutorials // - Sample: features/DataEngine.aspx SeriesCollection mySC = getRandomData();
// Add the random data. Chart.SeriesCollection.Add(mySC);
} SeriesCollection getRandomData() { SeriesCollection SC = new SeriesCollection(); Random myR = new Random(1); DateTime dt = new DateTime(2022,1,1); for(int a = 1; a < 2; a++) { Series s = new Series(); s.Name = "Series " + a; for(int b = 1; b < 5; b++) { Element e = new Element(); e.YValue = myR.Next(100); e.XDateTime = dt = dt.AddDays(5); s.Elements.Add(e); } SC.Add(s); } return SC; } </script> </head> <body> <div style="text-align:center"> <dotnet:Chart id="Chart" runat="server"/> </div> </body> </html>
<%@ Page Language="vb" Description="dotnetCHARTING Component" %> <%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%> <%@ Import Namespace="System.Drawing" %> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>.netCHARTING Sample</title> <script runat="server"> Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
' *DYNAMIC DATA NOTE* ' This sample uses random data to populate the chart. To populate ' a chart with database data see the following resources: ' - Classic samples folder ' - Help File > Data Tutorials ' - Sample: features/DataEngine.aspx Dim mySC As SeriesCollection = getRandomData()
' Add the random data. Chart.SeriesCollection.Add(mySC)
End Sub Function getRandomData() As SeriesCollection Dim SC As SeriesCollection = New SeriesCollection() Dim myR As Random = New Random(1) Dim dt As DateTime = New DateTime(2022,1,1) For a As Integer = 1 To 1 Dim s As Series = New Series() s.Name = "Series " & a For b As Integer = 1 To 4 Dim e As Element = New Element() e.YValue = myR.Next(100) dt = dt.AddDays(5) e.XDateTime = dt s.Elements.Add(e) Next b SC.Add(s) Next a Return SC End Function </script> </head> <body> <div style="text-align:center"> <dotnet:Chart id="Chart" runat="server"/> </div> </body> </html>
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