Object Reference : Object View and Procedure Reference : Text
  
 
clearhist
Clear the contents of the history attribute for text objects.
Removes the text’s history attribute, as shown in the label view of the text.
Syntax
text_name.clearhist
Examples
t1.clearhist
t1.label
The first line removes the history from the text T1, and the second line displays the label view of T1, including the now blank history field.
Cross-references
See “Labeling Objects” for a discussion of labels and display names.
See also Text::label.