allout-ascend

allout-ascend is a compiled Lisp function in `allout.el'.

(allout-ascend &optional DONT-MOVE-IF-UNSUCCESSFUL)

Ascend one level, returning resulting depth if successful, nil if not.

Point is left at the beginning of the level whether or not
successful, unless optional DONT-MOVE-IF-UNSUCCESSFUL is set, in
which case point is returned to its original starting location.