Entering And Using Strings - Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book

Note:
• From the top of the
† to move to the top.
• When your TI-84 Plus is in MathPrint™ mode, many functions will paste the MathPrint™
template on the home screen. For example,
home screen instead of
MathPrint™

Entering and Using Strings

What Is a String?
A string is a sequence of characters that you enclose within quotation marks. On the TI-84 Plus, 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.
• Each number, letter, and space counts as one character.
• Each instruction or function name, such as
Plus interprets each instruction or function name as one character.
Entering a String
To enter a string on a blank line on the home screen or in a program, follow these steps.
1. Press ƒ ã
to indicate the beginning of the string.
[ ]
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 O.
•
To enter several alpha characters in a row, press y 7 to activate alpha-lock.
•
3. Press ƒ ã
to indicate the end of the string.
[ ]
ã 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 to see the entire string,
...
press ~ and |.
menu, press } to move to the bottom. From the bottom, press
CATALOG
.
abs(
Classic
Chapter 15: CATALOG, Strings, Hyperbolic Functions
pastes the absolute value template on the
abs(
or , counts as one character; the TI-84
sin( cos(
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