16-14 Programming
8316PROG.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:23 PM Printed: 02/19/01 1:39
PM Page 14 of 22
DS<( (decrement and skip) subtracts 1 from variable. If the
answer is < value (which can be an expression), the next
command is skipped; if the answer is | value, the next
command is executed. variable cannot be a system
variable.
:DS<(variable,value)
:command (if answer ‚ value)
:command (if answer < value)
Program Output
Note: DS<( is not a looping instruction.
Menu( sets up branching within a program. If Menu( is
encountered during program execution, the menu screen is
displayed with the specified menu items, the pause
indicator is on, and execution pauses until you select a
menu item.
The menu title is enclosed in quotation marks ( " ). Up to
seven pairs of menu items follow. Each pair comprises a
text item (also enclosed in quotation marks) to be
displayed as a menu selection, and a label item to which to
branch if you select the corresponding menu selection.
Menu("title","text1",label1,"text2",label2, . . .)
Program Output
The program above pauses until you select 1 or 2. If you
select 2, for example, the menu disappears and the
program continues execution at Lbl B.
DS<(
Menu(