Uses jQuery to fetch Font Awesome font-icon CSS class values (in alphabetical order) from Font Awesome's website. Paste code into your browser's Js Developer Console while on Font Awesome's Cheatsheet page!

ParseFA-Class.js

// ParseFA-Class 
// FontAwesome Class Names

	var awesomeOutput= "";
	
	$(".col-md-4.col-sm-6.col-lg-3").each(function (i, element) {
		var className = $(element).text().split("\n")[2].trim(); // takes all text items in element (the FA icon, class name, and unicode value), says "hey I just want [2], the class name,", and trims the extra space
		awesomeOutput += ('\n' + className); // puts each class name on its own line
	});
	
	console.log(awesomeOutput);