text: // var, let, const
  
  // var:
  var name = 'imed'
  
  console.log(name)
  
  function sayHello () {
    let lastName = 'jaberi'
    name = 'esni'
    console.log('inside the function', lastName)
  }
  
  sayHello()
  
  console.log(name)
  console.log('outside the function', lastName)
  