Testing Objects for Properties

Summary

.hasOwnProperty(propname) is used to check of a object has a specific property.
Returns true or false.

Final Code

function checkObj(obj, checkProp) {
  // Only change code below this line
  if(obj.hasOwnProperty(checkProp)) {
    return obj[checkProp];
  } else {
    return "Not Found";
  }
  // Only change code above this line
}