rrameshbtech

// Run it in Browser
function thisInBrowser() {
  console.log(this === window); // true
}
thisInBrowser();

//Run it in Node.js
function thisInNodeJS() {
  console.log(this === global); // true
}

rrameshbtech

var slang = 'Kongu';

function printSlang() {
  console.log(this.slang); // Kongu
}

printSlang();

rrameshbtech

(function (exports, require, module, __filename, __dirname) {
  //****Your code starts here****//
  var city = 'Karur';
  console.log(this.city); // undefined
  console.log(city); //Karur
  //****Your code ends here****//
});

var args = [self.exports, require, self, filename, dirname];
return compiledWrapper.apply(self.exports, args);

rrameshbtech

var city = 'Karur';
console.log(this.city); // Karur
console.log(city); //Karur