Getdenom Math/Algebra/Extract Menu; Getdtfmt Catalog; Getdtstr Catalog; Getfold And Getkey Catalog - Texas Instruments TITANIUM TI-89 User Manual

getDenom()
MATH/Algebra/Extract menu
expression1
getDenom(
Transforms
common denominator, and then returns its
denominator.
getDtFmt()
CATALOG
getDtFmt() ⇒ ⇒ ⇒ ⇒
Returns an integer representing the date format
that is currently set on the device.
getDtStr()
CATALOG
integer
getDtStr([
Returns a string of the current date in the current
date format. For example, a returned string of
28/09/02
2002 (when the date format is set to
DD/MM/YY
If you enter the optional integer that corresponds
to a date format, the string returns the current
date in the specified format.
getFold()
CATALOG
getFold() ⇒ ⇒ ⇒ ⇒
Returns the name of the current folder as a string.
getKey()
CATALOG
getKey() ⇒ ⇒ ⇒ ⇒
Returns the key code of the key pressed. Returns
0 if no key is pressed.
The prefix keys (shift ¤, second function 2,
option ¥, alpha j, and drag ‚) are not
recognized by themselves; however, they modify
the keycodes of the key that follows them. For
example: ¥ Ù ƒ Ù ƒ 2 Ù.
For a listing of key codes, see Appendix B.
Appendix A: Functions and Instructions
) ⇒ ⇒ ⇒ ⇒
expression
into one having a reduced
expression1
integer
) ⇒ ⇒ ⇒ ⇒
string
]
represents the 28th day of September,
).
nameString
integer
getDenom((x+2)/(yì 3)) ¸
getDenom(2/7) ¸
getDenom(1/x+(y^2+y)/y^2) ¸
Integer values:
1 = MM/DD/YY
2 = DD/MM/YY
3 = MM.DD.YY
4 = DD.MM.YY
5 = YY.MM.DD
6 = MM-DD-YY
7 = DD-MM-YY
8 = YY-MM-DD
Optional integer values:
1 = MM/DD/YY
2 = DD/MM/YY
3 = MM.DD.YY
4 = DD.MM.YY
5 = YY.MM.DD
6 = MM-DD-YY
7 = DD-MM-YY
8 = YY-MM-DD
getFold() ¸
getFold()! oldfoldr ¸
oldfoldr ¸
Program listing:
:Disp
:Loop
: getKey()!key
: while key=0
: getKey()!key
: EndWhile
: Disp key
: If key = ord("a")
: Stop
:EndLoop
y ì 3
7
xø y
"main"
"main"
"main"
825