Can anyone explain how to use the GroupDescription class of the .NET library to implement anyt开发者_如何学JAVAhing else than (a class like) the PropertyGroupDescription class?
In other words: What other kinds of grouping are possible by subclassing GroupDescription? Can you give a concrete example of how to implement the GroupNameFromItem(...) method of GroupDescription?
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
加载中,请稍侯......
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