Chapter 16: Programming 286
IS>(
IS>( (increment and skip) adds 1 to 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.
:IS>(variable,value)
:command (if answer value)
:command (if answer > value)
Program Output
Note: IS>( is not a looping instruction.
DS<(
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(
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
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