node.js

class Book {
	constructor(title, author) {
		this.title = title;
		this.author = author;
	}

	display() {
		const displayString = `${this.title} by ${this.author}`;
		console.log(displayString);
	}

	static createGiveaway(title) {
		console.log(`here's your free copy of "${title}"!`);
	}
	
	/**
	 * Thanks the given publisher
	 * @param {String} publisher
	 */
	thankPublisher(publisher) {
		console.log(`Thank you so much ${publisher}! I love you!`);
	}
}