Entering And Using Strings - Texas Instruments TI-83 Manual Book

Entering and Using Strings

What Is a String?
Entering a String
A string is a sequence of characters that you enclose within
quotation marks. On the TI-83, a string has two primary
applications.
It defines text to be displayed in a program.
It accepts input from the keyboard in a program.
Characters are the units that you combine to form a string.
Count each number, letter, and space as one character.
Count each instruction or function name, such as
, as one character; the TI-83 interprets each
cos(
instruction or function name as one character.
To enter a string on a blank line on the home screen or in a
program, follow these steps.
1. Press ƒ [
ã
2. Enter the characters that comprise the string.
Use any combination of numbers, letters, function
names, or instruction names to create the string.
To enter a blank space, press ƒ [
To enter several alpha characters in a row, press y
[ ] to activate alpha-lock.
A.LOCK
3. Press ƒ [
ã
string
" "
4. Press Í. On the home screen, the string is displayed
on the next line without quotations. An ellipsis (
indicates that the string continues beyond the screen.
To scroll the entire string, press ~ and |.
Note: Quotation marks do not count as string characters.
CATALOG
] to indicate the beginning of the string.
] to indicate the end of the string.
, Strings, Hyperbolic Functions 15-3
or
sin(
].
'
)
...