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What is JSX ?

JSX is a technology that was introduced by React.
JSX is a preprocessor step that adds XML syntax to JavaScript.
You can definitely use React without JSX but JSX makes React a lot more elegant.

all of our React components have a render function that specifies what the HTML output of our React component will be.
JavaScript eXtension, or more commonly JSX, is a React extension that allows us to write JavaScript that looks like HTML. logo logo