Session Routines
Displays information on many aspects of the current PV‑WAVE session.
Provides a record of an interactive session by saving in a file all text entered from the terminal in response to a prompt.
Restores the PV‑WAVE objects saved in a file by the SAVE procedure.
SAVE [, var
1, ... , var
n]
Saves variables in a file for later recovery by RESTORE.