// Creating buffers three different ways
const fromString = Buffer.from('Hello Node.js', 'utf-8');
const fromArray = Buffer.from([72, 101, 121]); // byte values for "Hey"
const zeroed = Buffer.alloc(8); // 8 bytes, all zeroed out

console.log(fromString); // <Buffer 48 65 6c 6c 6f 20 4e 6f 64 65 2e 6a 73>
console.log(fromArray.toString()); // "Hey"
console.log(zeroed); // <Buffer 00 00 00 00 00 00 00 00>
console.log(zeroed.length); // 8