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Get Programming with JavaScript - Listing 3.01

Listing 3.01 - Using variables to represent a book

var bookTitle;
var bookAuthor;

bookTitle = "The Hobbit";
bookAuthor = "J. R. R. Tolkien";

console.log(bookTitle + " by " + bookAuthor);

Further Adventures

Listing 3.01 - Using variables to represent a book - Tasks 1 and 2

Declare variables for a second book and assign them values.
Add code to log its details to the console.

var bookTitle;
var bookAuthor;
var book2Title;     // declare variables
var book2Author;    //

bookTitle = "The Hobbit";
bookAuthor = "J. R. R. Tolkien";
book2Title = "Northern Lights";    // assign them values
book2Author = "Philip Pullman";    //

console.log(bookTitle + " by " + bookAuthor);
console.log(book2Title + " by " + book2Author);    // log details

Listing 3.01 - Using variables to represent a book - Task 3

Repeat tasks 1 and 2 for a third book.

var bookTitle;
var bookAuthor;
var book2Title;
var book2Author;
var book3Title;
var book3Author;

bookTitle = "The Hobbit";
bookAuthor = "J. R. R. Tolkien";
book2Title = "Northern Lights";
book2Author = "Philip Pullman";
book3Title = "The Adventures of Tom Sawyer";
book3Author = "Mark Twain";

console.log(bookTitle + " by " + bookAuthor);
console.log(book2Title + " by " + book2Author);
console.log(book3Title + " by " + book3Author);