Get Programming with JavaScript - Listing 3.07

Get Programming with JavaScript - Listing 3.07

Listing 3.07 - Objects with multiple properties

var book1;
var book2;

book1 = {
    title : "The Hobbit",
    author : "J. R. R. Tolkien"
};

book2 = {
    title : "Northern Lights",
    author : "Philip Pullman"
};

Further Adventures

Listing 3.07 - Objects with multiple properties - Task 1

Add a third property to each book.

var book1;
var book2;

book1 = {
    title : "The Hobbit",
    author : "J. R. R. Tolkien",
    published : 1937              // add a third property
};

book2 = {
    title : "Northern Lights",
    author : "Philip Pullman",    // don't forget the comma
    published : 1995
};

Listing 3.07 - Objects with multiple properties - Task 2

Add spaces so that the colons line up.

var book1;
var book2;

book1 = {
    title     : "The Hobbit",
    author    : "J. R. R. Tolkien",
    published : 1937
};

book2 = {
    title     : "Northern Lights",
    author    : "Philip Pullman"
    published : 1995
};

Listing 3.07 - Objects with multiple properties - Task 3

Log both objects to the console.

var book1;
var book2;

book1 = {
    title     : "The Hobbit",
    author    : "J. R. R. Tolkien",
    published : 1937
};

book2 = {
    title     : "Northern Lights",
    author    : "Philip Pullman"
    published : 1995
};

console.log(book1);    // log to the console
console.log(book2);    //