Own and Inherited Properties

by SriSri M

JavaScript

var school = {schoolName:"Vailankanni"};
console.log('schoolName' in school);
console.log('toString' in school);
console.log(school.hasOwnProperty('schoolName'));

var car = {name:'i20',fuel:'petrol'}
delete car.fuel;
for(var eachItem in car){
console.log(eachItem);
}

var school = {schoolName:"MIT", schoolAccredited: true, schoolLocation:"Massachusetts"};
for (var eachItem in school) {
	console.log(eachItem);
	}
  function HigherLearning () {
	this.educationLevel = "University";
	}
  var school = new HigherLearning ();
	school.schoolName = "MIT";
	school.schoolAccredited = true;
	school.schoolLocation = "Massachusetts";
  for (var eachItem in school) {
	console.log(eachItem);
	}