Answer: A is the correct answer as ReactDOM. destroy() method is not a part of ReactDOM . ReactDOM provides the developers with an API containing the methods such as render(), findDOMNode(), unmountComponentAtNode(), hydrate(), and createPortal().
Read moreWhy is ReactDOM not defined?
When you encounter an error saying ‘ReactDOM’ is not defined, it means that your application is can’t find the variable ReactDOM because it hasn’t been initialized yet . Generally, “X is not defined error” is caused by wrong import and different letter case between import and the imported variable call.16 Eki 2020
Read moreHow does ReactDOM work?
ReactDOM is an object which exposes a number of top-level APIs to interact with the browser DOM . According to the docs, it provides ‘DOM-specific methods that can be used at the top level of your app and as an escape hatch to get outside of the React model if you need to’.
Read moreHow do you start a React project in CodePen?
How to write ReactJS Code in Codepen.IO ?
Read moreHow do I create a project in CodePen io?
To make a Project available as a template, first click “Settings” to open the Project Settings menu. Then, slide the toggle switch under “Project Description” to “Template ”. Finally, save your settings by clicking the green “Save and Close” button. After you do that, your Project becomes available as a template.
Read moreWhat is a project on CodePen?
With CodePen Projects, you get a sidebar of files for you to put whatever files you like . That’s different than the Pen Editor on CodePen, which only gives you the HTML, CSS, and JavaScript editor to work with.
Read moreDo I need to import ReactDOM?
You need to import the default, and you need to name it React . This is because anytime you write JSX code like <MyComponent /> or <App /> , this JSX code is transpiled and uses React.
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