Welcome to the Treehouse Library
This is a sample catalog of all the courses we offer. Browse by topic or difficulty. Sign up today and get access to our entire library. Treehouse students get access to workshops, bonus content, conferences, and more.
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JavaScript Functions
JavaScript functions let you create reusable chunks of code. They make programming faster, easier, and less error-prone. They are also one of the essential concepts in JavaScript programming.
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8 minPractice
Practice Arrow Functions in JavaScript
Practice arrow function syntax in JavaScript.
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Getting Started With ES2015
ES2015, also called ES6, is a newer version of the JavaScript language that’s well supported in browsers and commonly used by programmers. In this course, you'll get up-to-speed with ES2015 basics and be well on your way to writing modern JavaScript. You'll learn best practices for creating variables, using the let and const keywords, and a better way to concatenate string values using template literals. You'll also learn the compact syntax for creating functions using "arrow syntax."
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8 minWorkshop
Introducing Arrow Function Syntax
ECMAScript 2015 has been widely adopted by all modern browsers. This means we can use a more concise way to write functions. In this workshop we'll convert some traditional functions into a more modern syntax.
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Introducing ES2015
Learn the basics of the ECMAScript 2015, also known as ES6, JavaScript standard. JavaScript has come a long way since it’s inception in 1995. The ECMAScript 2015 specification brought a lot of improvements, the largest set of changes the language has seen to-date. In this course, we’ll review some of the new features and demonstrate how they can be used to build better JavaScript applications.
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