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Articles tagged with #es6
The question goes like this: Explain to me what the below line of JavaScript code does: const [{ isoCode: firstCode = '' } = {}] = allStates; If you're new to array and object destructuring, then this question might sound complicated. But it's actua...
ES6 introduced promises as a native implementation. Before ES6 we were using callbacks to handle asynchronous operations. In this article, we'll understand what is callback and what problem related to the callback is solved by promises. Want to lear...
Before ES6 came into play, we used multiple script tags in a single HTML file to import different JavaScript files like this: <script type="text/javascript" src="home.js"></script> <script type="text/javascript" src="profile.js"></script> <script typ...
Today we will see a way of simplifying React code by removing the need of binding every new event handler we add to the component. Take a look at the below code: https://gist.github.com/myogeshchavan97/0b409f0e8678dcb935da4e4d55f09b1bLive Demo: https...
In this article, we will see how we can use the new ES6 shorter syntax which will make the setState call a lot simpler. So Let’s start with some background knowledge. Take a look at below arrow function. const getName = () => { return "David"; } The...
As you are aware, the latest ES6 features such as promises, arrow functions, etc may not be supported by older browsers, so we use Babel to convert the code to ES5 code which all browsers understand. When we use create-react-app to create a React app...
