//create an ArrayBuffer
const buffer = new ArrayBuffer(123);
// Create a view
const view = new DataView(buffer);
console.log(view.buffer.byteLength);
// expected output: 123
//create an ArrayBufferconst buffer = new ArrayBuffer(123);// Create a viewconst view = new DataView(buffer);console.log(view.buffer.byteLength);// expected output: 123