Gets the total number of columns in a grid.
Assembly: System.Windows (in System.Windows.dll)
Hidden rows and columns can be loaded in the tree, depending on the provider implementation. Therefore, they will be reflected in the RowCount and properties. If the hidden rows and columns have not yet been loaded, they will not be counted.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.