Texas-instruments TI-73 EXPLORER User Manual Page 246

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240
Chapter 12: Programming
7312ENG.DOC CH 12 Programming, English Julie Hewlett Revised: 07/29/98 12:17 PM Printed: 05/19/99 9:02
AM Page 240 of 32
PROGRAM:STOP
:Input "T=",T
:If T20
:Then
:Disp "T20"
:Pause
:Else
:Stop
DelVar DelVar 8
H H
DelVar
(delete variable) deletes the contents of variable from
memory. You cannot delete a program or a system variable.
:DelVar
variable
Write a program named
DELVAR
that deletes the value for
variable A from the calculators memory.
PROGRAM:DELVAR
:{1,2}
Ü
L
1
:Disp L
1
:Pause
:DelVar L
1
:Disp L
1
:Pause
GraphStyle( GraphStyle( 8
I I
GraphStyle(
defines one of seven graph style types for Y
n
. Y
n
=
1
,
2
,
3
, or
4
(for
Y
1
,
Y
2,
Y
3
, or
Y
4
). The type icons described below
are located to the left of
Y
n
in the Y= editor.
1
=
ç
(line)
5
=
ë
(path)
2
=
è
(thick line)
6
=
ì
(animate)
3
=
é
(shade above)
7
=
í
(dot)
4
=
ê
(shade below)
:GraphStyle(
Y
,type
)
³
Press
b
after input.
Press
b
after input.
You are returned
to the Home screen.
Press
b
.
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