RAD Studio VCL Reference
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TCustomEdit.CanUndo Property
TCustomEdit Class | TCustomEdit Members | StdCtrls Namespace | Description | See Also
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Indicates whether the edit control contains changes that can be backed out.

Pascal
property CanUndo: Boolean;
C++
__property Boolean CanUndo;
Description

Read CanUndo to determine whether the user has made any changes to the text that can be undone by calling the Undo method. This is useful when enabling or disabling menu items that correspond to these commands. 

 

See Also
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