This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)


This function has not been fully integrated into the long-term Mathematica system, and is subject to change.
is an option for boxes that specifies whether a box is automatically deleted when its contents are edited.
  • With the setting AutoDelete->False, the box remains in place when the contents of a box such as an ErrorBox are edited, and must be deleted manually.
New in 3.0