Texas Instruments TITANIUM TI-89 - Manual (Page 581)

Programming 581
Entering Comments Entering Comments Entering Comments Entering Comments
A comment symbol (¦) lets you enter a remark in a program. When you run the program,
all characters to the right of ¦ are ignored.
Ê
Description of the program .
Ë
Description of expr.
Note: Use comments to enter information that is useful to someone reading the program
code.
To enter the comment symbol, press:
• 8 d
– or –
• Press „ and select
9 :¦
Controlling the Flow of a Program Controlling the Flow of a Program Controlling the Flow of a Program Controlling the Flow of a Program
When you run a program, the program lines are executed in sequential order. However,
some commands alter the program flow. For example:
К
Л
:prog1()
:Prgm
:
¦
Displays sum of 1 thru n
:Request "Enter an integer",n
:expr(n)
!
n:
¦
Convert to numeric expression
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