CodePen Embed - Javascript ForIn

const obj = { name: 'Murat', surname: 'ÖNER', birthday: '1989' };
for(let prop in obj){
  document.writeln(`${prop}: ${obj[prop]}<br/>`)
}

This Pen is owned by Murat ÖNER on CodePen.

This Pen doesn't use any external CSS resources.

This Pen doesn't use any external JavaScript resources.