Recovering Command Lines - HP -28S Manual

The cursor menu and Alpha entry mode are activated. The original
object, if visible, is highlighted to remind you that you are editing that
object and that the original copy is still preserved.
When you're done viewing or editing the object, you can:
• Press
1
ON
1
to cancel the edit, clear the command line, and leave the
original object unchanged .
• Press
1
ENTER
1
(or a key that performs ENTER) to replace the original
object.
If the cursor menu is still active when you complete the editing, the
previous menu is restored.
Recovering Command Lines
The HP-28S saves the contents of the last four command lines you
executed. Pressing
.1
COMMAND
lance returns the most recently exe-
cuted command line (replacing the current command line if it exists);
pressing
.1
COMMAND
1
a second time returns the next oldest command
line; and so on. If you press
. 1
COMMAND
I
more than four times, the
sequence starts over with the most recent command line.
Some uses for
. 1
COMMAND
I
appear in "If You Execute the Wrong
Function" on page 47 and "Manual Selection of Entry Modes" on page
171.
You can disable this feature by pressing
CI'ID
in the MODE menu.
The box disappears from the menu label, indicating that command
lines won't be saved. To enable this feature again, press
CI'ID
a sec-
ond time.
174 18: The Command Line