menu
Menu Interaction Function
Description
Creates a menu.
Usage
menu(choices, graphics = FALSE, title = NULL)
Arguments
| choices |
a character vector giving the menu choices to present to the user.
|
| graphics |
this argument is ignored.
|
| title |
a character string specifying the title of the menu. The default is NULL.
|
Details
Use this function only in interactive mode. See interactive
for details on the exact conditions.
A list of choices is presented to the user, and then waits for the user
to select an item.
Value
returns the number corresponding to the selected item.
If no selection is made, returns 0.
See Also
Examples
## Not run:
items <- c("List Objects", "Exit from TERR")
switch(menu(items)+1, cat("No Action\n"), ls.str(), q())
## End(Not run)