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<!DOCTYPE html> <html> <body> <h2>JavaScript Object Properties</h2> <p>Access a property with .property:</p> <p id="demo"></p> <p id="apple"></p> <script> const person = { firstname: "John", lastname: "Doe", age: 50, eyecolor: "blue" }; document.getElementById("apple").innerHTML =person.lastname + " is having" + person.eyecolor + " coloured eye."; document.getElementById("demo").innerHTML =person.firstname + " is" + person.age + " years old."; </script> </body> </html>