最近用到统计方面的功能,文档统计不用说,都是导出Excel,若要视图效果,这里推荐一个Asp.NET中的控件Char。
简单示例:
View Code
视图显示说明:
可以设定Series的ChartType属性值,来决定显示什么样的视图,下面是常用的视图举例:
后台绑定代码:
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protected void Page_Load( object sender, EventArgs e) { DataTable dt = default (DataTable); dt = CreateDataTable(); //设置图表的数据源 Chart1.DataSource = dt; //设置图表Y轴对应项 Chart1.Series[0].YValueMembers = "Volume1" ; Chart1.Series[1].YValueMembers = "Volume2" ; //设置图表X轴对应项 Chart1.Series[0].XValueMember = "Date" ; //绑定数据 Chart1.DataBind(); } private DataTable CreateDataTable() { //Create a DataTable as the data source of the Chart control DataTable dt = new DataTable(); //Add three columns to the DataTable dt.Columns.Add( "Date" ); dt.Columns.Add( "Volume1" ); dt.Columns.Add( "Volume2" ); DataRow dr; //Add rows to the table which contains some random data for demonstration dr = dt.NewRow(); dr[ "Date" ] = "Jan" ; dr[ "Volume1" ] = 3731; dr[ "Volume2" ] = 4101; dt.Rows.Add(dr); dr = dt.NewRow(); dr[ "Date" ] = "Feb" ; dr[ "Volume1" ] = 6024; dr[ "Volume2" ] = 4324; dt.Rows.Add(dr); dr = dt.NewRow(); dr[ "Date" ] = "Mar" ; dr[ "Volume1" ] = 4935; dr[ "Volume2" ] = 2935; dt.Rows.Add(dr); dr = dt.NewRow(); dr[ "Date" ] = "Apr" ; dr[ "Volume1" ] = 4466; dr[ "Volume2" ] = 5644; dt.Rows.Add(dr); dr = dt.NewRow(); dr[ "Date" ] = "May" ; dr[ "Volume1" ] = 5117; dr[ "Volume2" ] = 5671; dt.Rows.Add(dr); dr = dt.NewRow(); dr[ "Date" ] = "Jun" ; dr[ "Volume1" ] = 3546; dr[ "Volume2" ] = 4646; dt.Rows.Add(dr); return dt; } |
显示结果以柱状图为例,如下:
这是本人初次使用Char控件的学习笔记,不喜勿喷,谢谢!!
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