JAVASCRIPT

settings icon in react fontawesome

import 'font-awesome/css/font-awesome.min.css';

<i className="fa fa-gear"></i>

use font awsome in react

npm install @fortawesome/fontawesome-svg-core @fortawesome/free-solid-svg-icons @fortawesome/react-fontawesome

react fontawesome exchange icon

import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { faExchangeAlt } from "@fortawesome/free-solid-svg-icons";

<FontAwesomeIcon icon={faExchangeAlt} />