經常遇見數據統計圖，要求有Y副軸，統計圖如下：
MSCHART源代碼
MSCHART源代碼
1 <asp:Chart ID="Chart1" runat="server" Width="700px" Height="300px"> 2 <Series> 3 <asp:Series Name="Series1" ChartType="Column" BorderWidth="1" ShadowOffset="1" IsValueShownAsLabel="true" 4 IsVisibleInLegend="true" MarkerStyle="Circle"> 5 </asp:Series> 6 <asp:Series Name="Series2" ChartType="Column" BorderWidth="1" ShadowOffset="1" IsValueShownAsLabel="true" 7 IsVisibleInLegend="false"> 8 </asp:Series> 9 </Series> 10 <ChartAreas> 11 <asp:ChartArea Name="ChartArea1"> 12 <AxisY LineColor="64,64,64,64" IsLabelAutoFit="false"> 13 <LabelStyle /> 14 <MajorGrid LineColor="64,64,64,64" /> 15 </AxisY> 16 <AxisY2 LineColor="64,64,64,64" IsLabelAutoFit="false"> 17 <LabelStyle /> 18 <MajorGrid LineColor="64,64,64,64" /> 19 </AxisY2> 20 </asp:ChartArea> 21 </ChartAreas> 22 </asp:Chart>
后台代碼：
后台代碼
1 this.Chart1.DataSource = dt; 2 this.Chart1.Series[0].YAxisType = System.Web.UI.DataVisualization.Charting.AxisType.Primary; 3 this.Chart1.Series[0].XAxisType = System.Web.UI.DataVisualization.Charting.AxisType.Primary; 4 this.Chart1.Series[0].XValueMember = "supplyname"; 5 this.Chart1.Series[0].YValueMembers = "cgsumprice"; 6 this.Chart1.Series[0]["PointWidth"] = "0.2"; 7 this.Chart1.Series[1]["PointWidth"] = "0.2"; 8 this.Chart1.Series[0]["DrawingStyle"] = "Cylinder"; 9 this.Chart1.Series[1]["DrawingStyle"] = "Cylinder"; 10 this.Chart1.ChartAreas[0].AxisY.Title = "采購金額(元)"; 11 this.Chart1.ChartAreas[0].AxisY2.Title = "交易次數(次)"; 12 this.Chart1.Series[1].XAxisType = System.Web.UI.DataVisualization.Charting.AxisType.Primary; 13 this.Chart1.Series[1].YAxisType = System.Web.UI.DataVisualization.Charting.AxisType.Secondary; 14 this.Chart1.Series[1].YValueMembers = "jylcount"; 15 this.Chart1.DataBind();