// Equality
const stringFive = ‘5’;
const numberFive = 5;
// == loose equality, with type conversion
console.log(stringFive == numberFive); // true
console.log(stringFive != numberFive); // false
// === strict equality, no type conversion
console.log(stringFive === numberFive); // false
console.log(stringFive !== numberFive); // true
// == & ===
console.log(0 == false); // true
console.log(0 === false); // false
console.log('' == false); // true
console.log('' === false); // false
console.log(null == undefined); // true
console.log(null === undefined) // false