Get Programming with JavaScript - Listing 8.08

Get Programming with JavaScript - Listing 8.08

Listing 8.08 - Calling forEach with an inline function

var items = [ "The Pyramids", "The Grand Canyon", "Bondi Beach" ];

console.log("Dream destinations:");

items.forEach(function (item) {
    console.log(" – " + item);
});

Further Adventures

Listing 8.08 - Calling forEach with an inline function - Task 1

Change the program to show the number of places to visit as well as the places themselves.

var items = [ "The Pyramids", "The Grand Canyon", "Bondi Beach" ];

console.log("There are " + items.length + " dream destinations:");

items.forEach(function (item) {
    console.log(" – " + item);
});

Listing 8.08 - Calling forEach with an inline function - Task 2

Wrap the display code in a function and assign it to the showItems variable.

var items = [ "The Pyramids", "The Grand Canyon", "Bondi Beach" ];

var showItems = function () {
    console.log("There are " + items.length + " dream destinations:");

    items.forEach(function (item) {
        console.log(" – " + item);
    });
};