Texas Instruments TI-89 Titanium Short User Manual page 183

Dialog
CATALOG
Dialog
block
EndDlog
Generates a dialog box when the program is
executed.
can be either a single statement or a series
block
of statements separated with the ":" character.
Valid
block
item in the Program Editor are
4:DropDown
The variables in a dialog box can be given values
that will be displayed as the default (or initial)
value. If ¸ is pressed, the variables are
updated from the dialog box and variable
set to
updated, and system variable
dim()
MATH/Matrix/Dimensions menu
) ⇒
list
dim(
Returns the dimension of
) ⇒
matrix
dim(
Returns the dimensions of
element list {rows, columns}.
) ⇒
string
dim(
Returns the number of characters contained in
character string
Disp
CATALOG
exprOrString1
Disp [
Displays the current contents of the Program I/O
screen. If one or more
each expression or character string is displayed
on a separate line of the Program I/O screen.
An expression can include conversion operations
such as
operator to perform unit and number base
conversions.
If
Pretty Print = ON
pretty print.
From the Program I/O screen, you can press ‡ to
display the Home screen, or a program can use
DispHome
Appendix A: Functions and Instructions
options in the ... I/O, 1:Dialog menu
, and .
7:Title
. If N is pressed, its variables are not
1
integer
list .
list
matrix
integer
.
string
exprOrString2
] [, ] ...
exprOrString
. You can also use the 4
and
4DD 4Rect
, expressions are displayed in
.
Program listing:
:Dlogtest()
:Prgm
:Dialog
:Title
:Request
:Dropdown "Month you were born",
,
1:Text 2:Request,
:EndDlog
:EndPrgm
ok is
is set to zero.
ok
dim({0,1,2}) ¸
dim([1,ë 1,2;ë 2,3,5]) ¸ {2 3}
as a two-
dim("Hello") ¸
dim("Hello"&" there") ¸
Disp "Hello" ¸
Disp cos(2.3) ¸
is specified,
{1,2,3,4}! L1 ¸
Disp L1 ¸
Disp 180_min 4 _hr ¸
Note: To type an underscore ( _ ), press:
@
H
To type 4, press 2 .
"This is a dialog box"
"Your name",Str1
seq(string(i),i,1,12),Var1
¥
2
3
5
11
Hello
ë.666...
{1 2 3 4}
3.ø_hr
177