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You can attach the Data Grid View control directly to its data source by setting the Data Source property.When the control is data bound, data rows are pushed and pulled without the need of explicit management on your part.

Here Mudassar Ahmed Khan has explained how to export Data Grid View data to Excel file in Windows Forms (Win Forms) Applications using Open Xml and Closed Xml Excel conversion libraries, C# and VB. Data Grid View cannot be exported directly to Excel file and hence need to generate a Data Table and export the Data Table to Excel file.Data Grid View控件 Data Grid View是用于Windows Froms 2.0的新网格控件。它可以取代先前版本中Data Grid控件,它易于使用并高度可定制,支持很多我们的用户需要的特性。 关于本文档: 本文档不准备面面俱到地介绍Data Grid View,而是着眼于深入地介绍一些技术点的高级特性。 本文档按逻辑分为5个章节,首先是结构和特性的概览,其次是内置的列/单元格类型的介绍,再次是数据操作相关的内容,然后是主要特性的综述,最后是最佳实践。 大部分章节含有一个“Q & A”部分,来回答该章节相关的一些常见问题。注意,某些问题会由于知识点的关联性重复出现在多个章节。这些问题、答案及其附带的示例代码都包含在本文档的附录部分。 内容 1 何为Data Grid View.. Excluding rows is useful to avoid a performance penalty when you are working with a large quantity of rows. For all sizing enumerations, values with names that refer to displayed cells limit their calculations to cells in displayed rows.Bound mode is suitable for managing data using automatic interaction with the data store. One very common use of the Data Grid View control is binding to a table in a database.

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Choose the most suitable mode based on your requirements. Unbound mode can be particularly useful for static, read-only data, or when you want to provide your own code that interacts with an external data store.

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