this_1.js

var customer = {
  firstName: "John",
  lastName: "Doe",
  greetCustomer: function(){
    console.log("Hello again " + this.firstName + " " + this.lastName + "!"); 
  },
  whatIsMyObject: function() {
    console.log(this);
  }
}
customer.greetCustomer(); // Prints "Hello again John Doe!" 
customer.whatIsMyObject(); // Prints the object "customer" in the console