Argox PA-20 Basic Programming Manual - Manual (Page 41)

PT-Basic Programming Manual Ver. 1.00 40/143
MENU
Purpose： To create a menu.
Syntax： A% = MENU(Item$)
Example： MENU_STR$="1.Auto off"+CHR$(13)
MENU_STR$=MENU_STR$+"2.System Info"+CHR$(13)
MENU_STR$=MENU_STR$+"3.Power on"+CHR$(13)
MENU_STR$=MENU_STR$+"4.Suspend"+CHR$(13)
MENU_STR$=MENU_STR$+"5.Restart"+CHR$(13)
MENU_STR$=MENU_STR$+"6.Exit"+CHR$(13)
MENU_STR$=MENU_STR$+"@SYSTEM
TEST"+CHR$(13)
…
S%=MENU(MENU_STR$)
ON S% GOTO 10,20,30,40,50,60
…
Description： A% is an integer variable to be assigned to the result, it is the
ordinal number of the menu item that user has selected.
Item$ is a string variable, indicating the menu item that are
separated and ended by carriage return (CR, 0xd).
This command allows user to select an item by using the
UP/DOWN arrow keys (or the shortcut keys), and then the
ENTER key to confirm the selection. Also it allows the use
of ESC key to cancel the current operation.
 Menu title：@ (the title can be put anywhere in the menu
string)