This site is mobile accessible. Press the "Tap Here" button to use a smaller font-size. Tap Here!

Smartphone icons created by Freepik - Flaticon

JavaScript Functions

Outside myFunction() carName is undefined.

let text = "Outside: " + typeof carName;
document.getElementById("demo1").innerHTML = text;

function myFunction() {
  let carName = "Volvo";
  let text = "Inside: " + typeof carName + " " + carName; 
  document.getElementById("demo2").innerHTML = text;
}

myFunction();