Before we move on to the main topic, let’s learn the basics of null and undefined.
var foo = null;
typeOf(foo); // "object"
Undefined: If you declare a variable but forget to assign a value. Then the value will be undefined because the value didn’t define. So, the Undefined property indicates that is a variable's value is defined or not. The data type…
You can create an Element directly using DOM API. To do that, you need to get the root element and set the inner HTML, that’s all. See the example below.
document.getElementById('root').innerHTML = `
Or, you may use React’s API. We are going to follow this system in this article.
To do that, you need to add a React DOM Renderer. Inside that, you have to add two parameters. One of them is the React Create Element, and the other one is the HTML root element. Follow the code below.
If you want to build a complex web application, you should be familiar with the try…catch syntax. It will give a superpower to your web application. You can easily handle errors with this. Do you want to learn more about this? …
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