JSFiddle - React, Tailwind, and code Playground

JavaScript

'use strict';

class Classe {
    constructor() {
        const logA = () => {
            console.log('logA', this);
        };
        const logB = function() {
            console.log('logB', this);
        }
        logA();
        logB();
    }
}

const logC = () => {
    console.log('logC', this);
};
const logD = function() {
    console.log('logD', this);
}
new Classe();
logC();
logD();