HP (Hewlett-Packard) HP 33s Calculator User Manual


 
Storing Data into Variables
3–3
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
Viewing a Variable without Recalling It
The
º
È
function shows you the contents of a variable without putting that
number in the X–register. The display is labeled for the variable, such as:


º
È
is most often used in programming, but it is useful anytime you want to
view a variable's value without affecting the contents of the stack.
To cancel the VIEW display, press
~
or
Å
once.
Reviewing Variables in the VAR Catalog
The
¹
u
(memory) function provides information about memory:



where nn,nnn is the number of bytes of available memory.
Pressing the {

} menu key displays the catalog of variables.
Pressing the {

} menu key displays the catalog of programs.
To review the values at any or all non–zero variables:
1. Press
¹
u
{VAR}.
2. Press
Ø
or
×
to move the list and display the desired variable. (Note
the

annunciators, indicating that the
Ø
and
×
keys are active. If
Fraction–display mode is active,

does not indicate accuracy.)
To see all the significant digits of a number displayed in the {

} catalog,
press
º
Î
. (If it is a binary number with more than 12 digits, use the
Ö
and
Õ
keys to see the rest.)
3. To copy a displayed variable from the catalog to the X–register, press
Ï
.
4. To clear a variable to zero, press
¹
¡
while it is displayed in the
catalog.
5. Press
Å
to cancel the catalog.