Strings.UCase Method (Char)
Returns a string or character containing the specified string converted to uppercase.
Assembly: Microsoft.VisualBasic (in Microsoft.VisualBasic.dll)
Only lowercase letters are converted to uppercase; all uppercase letters and nonletter characters remain unchanged.
This function uses the application's culture information when manipulating the string so that the case changes are appropriate for the locale in which the application is being used.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.