In the CSS-in-JS approach, you can write CSS in your JavaScript code using libraries such as styled-components, Emotion, JSS, and Styletron. These libraries provide the ability to write programmatic CSS styles in JavaScript code by using the full power of JavaScript to generate styles based on...
I will not argue with that and recommend it as well. The object-oriented way to create elements is just a lot cleaner, without having to write all those manual HTML tags. Still, nothing is wrong with writing HTML strings and inserting them into the container… HTML is plain text in reali...
Time after time I find JavaScript code that has bugs caused by lack of proper understanding of how functions work in JavaScript (a lot of that code has been written by me, by the way.) JavaScript has functional programming characteristics, and that can get in our way until we decide to f...
we have many methods for an array that iterates for each element in an array and can be used according to our purpose of iteration. You can even iterate an array using a simple for loop in javascript. However, it is better to use some available functions provided...
“[JavaScript] supports passing functions as arguments to other functions, returning them as the values from other functions, and assigning them to variables or storing them in data structures” 1. Anonymous functions (they don’t need names) ...
The more you leverage functions in JavaScript, the more you find yourself passing functions around and needing to invoke them in different contexts. Just like jQuery does in the event handler functions, you'll often need to override the value ofthis. Remember I told you functions are objects ...
Our button functions in the same way as earlier, but our code is written in a different way. Rather than writing our event handlers inline, we moved them to our main.js file. This helps us write more maintainable code because we don’t need to read through all our HTML code to find ...
fetch and native promise and async functions.You can install node-fetch with the command below:npm install node-fetchLet’s look at how to use node-fetch to make HTTP requests. We will also use async/await in the example below to keep things simple:const fetch = require('node-fetch');...
Over the last few years, browser support for JavaScript DOM functions, the main reason jQuery exists, has improved massively. Now you can do most things with native JavaScript and know that >97% users will be able to run it. Using native JavaScript helps in two ways. First, it speeds up...
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