Adding Show All option to a DropDownList GridView data filter with LinqDataSource

Adding Show All option to a DropDownList GridView data filter with LinqDataSource

This is a very quick way (kind of a workaround) to implement a "Show all" option to a dropdownlist filter of a GridView, through a LinqDataSource, using the Visual Studio Designer mode. In this example, we are using LINQ to SQL entity classes (shown...

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