JSFiddle - React, Tailwind, and code Playground

by juristr

JavaScript

var aPerson = {
	firstname: 'Juri',
    age: 28,
    printSummary: function(){
    	alert('Hi, I am ' + this.firstname + ' and I am ' + this.age + ' years old');
    }
};

aPerson.printSummary();

var intruder = {
    firstname: 'Jon',
    age: 34
};

aPerson.printSummary.call(intruder);