To rename a program element:
The element's name will be changed and it will be compiled. Renaming program elements often introduces problems, since subclasses and method signatures that use the class still look for the old name. Click the All Problems tab in the Workbench to see the problems caused by renaming the program element.
You can rename a
program element only in a scratch or open edition of the element.
Projects and Other Program Elements
Copying or Moving a Program Element
Creating
an Open Edition
Finding and Fixing Problems
Searching for Declarations of and References to a Program Element