Why the undefined is coming?

Question

Code :
var aakash = {
hair: "green",
age: 14,
stomach: 'full',
eat: function(){
document.write('It is tasty');
}
};
document.write(aakash.eat() ) ;

Answer 1

Replace last "document.write(aakash.eat())" with just "aakash.eat()"....

Answer 2

Thanks!