Calculator User Manual

Chapter 16: Programming
219
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 219 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 219 of 16
tested when the
End
instruction is encountered
Menu(item#,"title1",
label1ã,item#,
"title2",label2,
...
ä
)
Sets up branching within a program as selected from menu keys &
through *; when encountered, displays the first of up to 3 menu
groups (up to 15
titles
); when you select a
title
, the program
branches to the
label
that the
title
represents;
item
# is an integer
‚
1
and

15 that specifies
title
’s menu placement;
title
is a text string
from one to eight characters long (may be abbreviated in the menu)
Lbl label
Assigns a
label
to a program command; label can be one to eight
characters long, starting with a letter
Goto label
Transfers control to the program branch labeled with
label
IS>(variable,value)
Adds 1 to
variable
; if the answer is >
value
, the next command is
skipped; if the answer is
 value
, the next command is executed;
variable
cannot be a built-in variable
DS<(variable,value)
Subtracts 1 from
variable
; if the answer is <
value
, the next
command is skipped; if the answer is
‚ value
, the next command is
executed;
variable
cannot be a built-in variable
Pause
Halts the program so that you can examine results, including
displayed graphs and tables; to resume the program, press b
Pause value
Displays
value
on the home screen so that you can scroll large
values, such as lists, vectors, or matrices; to resume, press b
Return
Exits a subroutine (page 224) and returns to the calling program,
even if encountered within nested loops; within the main program,
stops the program and returns to the home screen (an implied
Return
exits each subroutine upon completion and returns to the calling
program)
Stop
Stops a program and returns to the home screen