我有一个图表..但我不知道如何从数据库中绑定图表中的数据....

问题描述

如何将日期和产品数量从数据库传递到条形图....

How to pass the date and product quantity from the database to bar chart....

推荐答案

 <asp:chart id="chtRepositoryLevel" runat="server" xmlns:asp="#unknown">
                        <series>
                            <asp:series name="seriesTotalDocument" xvaluemember="RepositoryName" yvaluemembers="TotalDocument">
                                IsValueShownAsLabel="true">
                            </asp:series>
                        </series>
                        <chartareas>
                            <asp:chartarea name="chartArea" area3dstyle-enable3d="true">
                            </asp:chartarea>
                        </chartareas>
                    </asp:chart>


 chtRepositoryLevel.DataSource = objDataTable;
 chtRepositoryLevel.DataBind();


web.config


			<assemblies>
<add assembly="System.Web.DataVisualization, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" /></assemblies>


<pages enablesessionstate="true">
			<controls>

				<add tagprefix="asp" namespace="System.Web.UI.DataVisualization.Charting" assembly="System.Web.DataVisualization, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
			</controls>
		</pages>



	<system.webserver>
  <validation validateintegratedmodeconfiguration="false" />
  <handlers>
   <remove name="ChartImageHandler" />
   <add name="ChartImageHandler" precondition="integratedMode" verb="GET,HEAD,POST">
    path="ChartImg.axd" type="System.Web.UI.DataVisualization.Charting.ChartHttpHandler, System.Web.DataVisualization, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
  </add></handlers>
 </system.webserver>

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