Get Programming with JavaScript

Get Programming with JavaScript - Listing 4.08

Listing 4.08 - Displaying a menu

var displayMenu;

displayMenu = function () {
    console.log("Please choose an option:");
    console.log("(1) Print log");
    console.log("(2) Upload file");
    console.log("(9) Quit");
};

displayMenu();

Further Adventures

Listing 4.08 - Displaying a menu - Task 1

Add two more options to the displayMenu function and run the program.

var displayMenu;

displayMenu = function () {
    console.log("Please choose an option:");
    console.log("(1) Print log");
    console.log("(2) Upload file");
    console.log("(3) Download file");    // Add more options
    console.log("(4) Help");
    console.log("(9) Quit");
};

displayMenu();

Listing 4.08 - Displaying a menu - Tasks 2 & 3

Create your own displayMyMenu function.
Add a line to call your function as well.

var displayMenu;
var displayMyMenu;    // Declare a variable

displayMenu = function () {
    console.log("Please choose an option:");
    console.log("(1) Print log");
    console.log("(2) Upload file");
    console.log("(3) Download file");
    console.log("(4) Help");
    console.log("(9) Quit");
};

// Define a new function
// Assign it to your variable
displayMyMenu = function () {
    console.log("(1) Launch rocket");
    console.log("(2) Land on Moon");
    console.log("(3) Collect cheese");
    console.log("(9) Quit Moon");
};

displayMenu();
displayMyMenu();    // Call your function