Calculator User Manual

220
Chapter 16: Programming
16PROG.DOC TI-86, Chap 16, US English Bob Fedorisko Revised: 02/13/01 2:36 PM Printed: 02/13/01 3:04 PM Page 220 of 1616PROG.DOC TI-86, Chap 16, US English Bob Fedorisko Revised: 02/13/01 2:36 PM Printed: 02/13/01 3:04 PM Page 220 of 1616PROG.DOC TI-86, Chap 16, US English Bob Fedorisko Revised: 02/13/01 2:36 PM Printed: 02/13/01 3:04 PM Page 220 of 16
DelVar(variable)
Deletes from memory
variable
(except program names) and its contents
GrStl(function#,graphStyle#)
Specifies the graph style represented by
graphStyle
# for the function
represented by
function
#;
function
# is the number part of an
equation variable, such as the
5
in
y5
;
graphStyle
# is an integer
‚
1
and

7, where
1
= » (line),
2
= ¼ (thick),
3
= ¾ (shade above),
4
= ¿
(shade below),
5
= À (path),
6
= Á (animate), and
7
= Â (dotted)
*LCust(item#,"title"
ã,item#,"title",...ä)
Loads (defines) the TI
-
86 custom menu, which is displayed when you
press 9; item# is an integer
‚
1 and

15;
title
is a string with
one to eight characters (may be abbreviated in the menu)
Entering a Command Line
You can enter on a command line any instruction or expression that you could execute on the
home screen. In the program editor, each new command line begins with a colon. To enter
more than one instruction or expression on a single command line, separate each with a colon.
To move the cursor down to the next new command line, press
b
. You cannot move to
the next new command line by pressing
#
. However, you can return to existing command
lines to edit them by pressing
$
.
Menus and Screens in the Program Editor
TI
-
86 menus and screens may be altered when displayed in the program editor. Menu items
that are invalid for a program are omitted from menus. Menus that are not valid in a
program, such as the
LINK
menu or
MEM
menu, are not displayed at all.
When you select a setting from a screen such as the mode screen or graph format screen,
the setting you select is pasted to the cursor location on the command line.
A command line that is longe
r
than the screen is wide
automatically continues at th
e
beginning of the next line.
All
CATALOG
items are valid
in the program editor.