Developing Multicolumn-DropDown/DropDownList with ASP.NET, the GridView and the AJAX Control Toolkit

During the last months I was developing an ASP.NET application and I needed a dropdownlist to display multiple columns in each item. Everyone with a little knowledge in Web-development knows, that HTML doesn’t contain built-in support for multicolumn-DropDowns. HTML only knows a <select>-Tag that can contain multiple <option>-Tags, but each <option>-Tag just represents one column [...]

Lesen Sie den vollständigen Eintrag unter http://www.thomasclaudiushuber.com/blog/2008/07/31/developing-multicolumn-dropdowndropdownlist-with-aspnet-the-gridview-and-the-ajax-control-toolkit/