HP 48gx User Manual

Lesson 15: Editing and Purging Variables
You will often want to modify a variable sometime after you've created
it. This, too can be easily accomplished using the Variable Browser.
Example: Store the text string “HP 48SX” under the name 7X7.
Then change it to “HP 48GX”, updating 7X7 in the
process.
Step 1: Open the Variable Browser and select
@(VEVIORY)
HEH
2 MEW VARIABLE 3355 2
e.ccr: (
MAME:
_ DIRECTORY
ENTER MEW DEJECT
TR (TTS IN (TTT IT
Step 2: Enter the text string and then the name TXT. Press
(ik. to complete the process. (Notice that two different
methods for alpha-entry are shown.)
® (© @ HP (50) 455X
(a) (hold) TXT (release)
OBJECTS IM { HOME EHAMPLES EE
PRGS: DIR HTILE % Sun
~~ T . mre ~
Step 3: Bring the stored object into the editing environment.
ELIT "HP 485K"
| ni my mo zr em |
Step 4: Move the cursor to the letter “S”, then delete it and insert
the letter “G.”
(5) (6 times) @G "HP 4854"
[1 1 1 [ANiL] OK
Step 5: Save the changes and return to the Variable Browser.
ENTER LE
[#neJecTs IN { HOME EXAMPLE: }E#
EEE
PREgE DIR BLILE 2 Zw
4-8 Understanding and Using Memory

HP 48gx Specifications

General

Model	HP 48gx
Type	Graphing Calculator
Display Type	LCD
Display Size	131x64 pixels
Memory	128 KB RAM
Expandable Memory	Yes, via expansion cards
Release Year	1993
Processor	Saturn
Programming Language	RPL
Power Supply	3x AAA batteries
Weight	255 g (9 ounces)