📄 cleanupperiod.aspx
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<%@ Page Language="VB" debug="true" Description="dotnetCHARTING Component"%>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<script runat="server">
Function getRandomData() As SeriesCollection
Dim SC As New SeriesCollection()
Dim myR As New Random()
Dim a As Integer
Dim b As Integer
Dim s As Series
Dim e As Element
For a = 1 To 4
s = new Series()
s.Name = "Series " & a.ToString()
For b = 1 To 5
e = new Element()
e.Name = "E " & b.ToString()
e.YValue = myR.Next(50)
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
Return SC
End Function
Sub Page_Load(sender As Object,e As EventArgs)
'Set clean up priod(only delete the auto generated files, starts with dnc-...)
Chart.CleanupPeriod=5
' Set the title.
Chart.Title="My Chart"
' Set the x axis label
Chart.ChartArea.XAxis.Label.Text="X Axis Label"
' Set the y axis label
Chart.ChartArea.YAxis.Label.Text="Y Axis Label"
' Set the directory where the images will be stored.
Chart.TempDirectory="temp"
' Set the bar shading effect
Chart.ShadingEffect = true
' Set he chart size.
Chart.Width = Unit.Parse(600)
Chart.Height = Unit.Parse(350)
Chart.Debug=true
' Add the random data.
Chart.SeriesCollection.Add(getRandomData())
End Sub
</script>
<HTML><HEAD><TITLE>Cleanup Sample</TITLE></HEAD>
<BODY>
<DIV align=center>
<dotnet:Chart id="Chart" runat="server"/>
</DIV>
</BODY>
</BODY>
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