![]() You will see these features being used frequently while learning or understanding JavaScript frameworks, so it should help you grasp their application in whatever framework they appear. Operator For/of Map Objects Set Objects Classes Promises Symbol Default Parameters Function Rest Parameter String.includes() String. This article covered some of the most important ES6 features like modules, destructuring, spread operator, arrow functions and template literals. The let keyword The const keyword Arrow Functions The. Here's the function for addition in add.js: export function add(a, b)` Conclusion Step 2 – Create and export functions into separate files It is used by the applications to enable client-side scripting. The script.js will act as the "parent script" which we will be importing our modules into. ES6 or ECMAScript6 is a scripting language specification which is standardized by ECMAScript International. mjs extension to their files, but to be on the safe side I'd recommend this method. You may come across resources that use a different method like adding a. With Template Literals, we can create dynamic strings with ease, allowing for more readable and maintainable code. It is introduced in ECMAScript 6 as a more convenient alternative to traditional string concatenation. That should be the first thing you do if you are going to use the Module feature. Template Literals: Template Literals are a new way of creating strings in programming languages. You will notice that the script tag has a type which has the value of module. Step 1 – Create the HTML file and link your script Then we'll see how to apply them in React. There are a host of other ES6+ features that one can explore. This is the structure of our folder: index.htmlįirst we'll see how to use modules in vanilla JavaScript. Before ES6 the way to access an object’s fields was only through the. Here, we will have two scripts: one for adding numbers and the other for subtracting numbers. You can have different scripts for form validation, logging a user in, and so on. Modules help you split various functionalities of your app into separate files/scripts. Here are the ES6 features we'll cover in this guide:Īll the examples we'll see here are quite basic and should be easy for beginners to grasp. ![]() So to help you learn these handy features, I'll introduce you to them and then show you how to apply them in React.js. Many JavaScript frameworks use ES6 features.
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