octave-previous-code-line
octave-previous-code-line is an interactive compiled Lisp function in `octave.el
'.
(octave-previous-code-line &optional ARG)
Move ARG lines of Octave code backward (forward if ARG is negative).
Skips past all empty and comment lines. Default for ARG is 1.
On success, return 0. Otherwise, go as far as possible and return -1.