How do you render Array, Strings and Numbers in React 16 Version?

Arrays: Unlike older releases, you don't need to make sure render method return a single element in React16. You are able to return multiple sibling elements without a wrapping element by returning an array.

For example, let us take the below list of developers,

const ReactJSDevs = () => {
return [<li key="1">John</li>, <li key="2">Jackie</li>, <li key="3">Jordan</li>];
};

You can also merge this array of items in another array component.

const JSDevs = () => {
return (
<ul>
<li>Brad</li>
<li>Brodge</li>
<ReactJSDevs />
<li>Brandon</li>
</ul>
);
};

Strings and Numbers: You can also return string and number type from the render method.

render() {
return 'Welcome to ReactJS questions';
}
// Number
render() {
return 2018;
}

June 29, 2022
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