This article explores three more new features which are arriving with.net 4.0: Chart Controls, SEO support and Extensible Output Cache in ASP.NET 4.
本文将再来揭示。NET 4.0中的3个新特性：图表控件、SEO支持以及ASP.NET 4可扩展的输出缓存。
The code in Listing 4 adds some controls to the chart.
清单4中的代码将一些控件添加到图表中。
Figure 3 shows the pie chart with the new controls added to it.
图3显示添加了新控件的扇形图。
A drop-down menu that controls the chart data series type.
控制图表数据级数类型的下拉菜单。
A drop-down menu that controls the chart data series type.
控制图表数据级数类型的下拉菜单。
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