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<!DOCTYPE html>
<html>
<body>
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<h2>JavaScript Functions</h2>
<p>In this example the fulllName method of person is <b>applied</b> on person1:</p>
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<p id="demo"></p>
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<script>
const person = {
  fullName: function(city, country) {
    return this.firstName + " " + this.lastName + "," + city + "," + country;
  }
}
​
const person1 = {
  firstName:"John",
  lastName: "Doe"
}
​
document.getElementById("demo").innerHTML = person.fullName.apply(person1, ["Oslo", "Norway"]); 
</script>
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</body>
</html>
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