WD97: How to Clear the Undo Stack

• Microsoft Word 97 for Windows

SUMMARY

This article contains several methods for clearing the Undo stack in Word.

MORE INFORMATION

By design, you cannot turn off the Undo or Redo commands, nor can you change the maximum number of actions Word stores in the Undo or Redo stacks (up to approximately 100 or the total number of actions in one document).

NOTE: If you are experiencing out-of-memory or slow-performance problems, be sure to rule out other Word or system operations as the cause.

To clear the Undo and Redo stacks in Word, use any of the following methods.

Method 1: Protect the Document for Forms

1. On the Tools menu, click Protect Document.

2. Under Protect Document For, click Forms.

3. Click OK.

Method 2: Create and Use a Macro

Microsoft provides programming examples for illustration only, without warranty either expressed or implied, including, but not limited to, the implied warranties of merchantability and/or fitness for a particular purpose. This article assumes that you are familiar with the programming language being demonstrated and the tools used to create and debug procedures. Microsoft support engineers can help explain the functionality of a particular procedure, but they will not modify these examples to provide added functionality or construct procedures to meet your specific needs. If you have limited programming experience, you may want to contact the Microsoft fee-based consulting line at (800) 936-5200. For more information about the support options available from Microsoft, please see the following page on the World Wide Web:

   http://www.microsoft.com/support/supportnet/refguide/default.asp

   Sub ClearActiveDocumentUndoStack()
      ActiveDocument.UndoClear
   End Sub

   Sub ClearAllDocumentsUndoStack()
      Dim oDocUndoStack as Object
      For Each oDocUndoStack In Application.Documents
         oDocUndoStack.UndoClear
      Next oDocUndoStack
   End Sub

   ARTICLE-ID: Q173707
   TITLE     : OFF97: How to Run Sample Code from Knowledge Base Articles