object of funtion in javascript

object:
an object is used to store data in key -value pairs.

javascript

let person={
name:"haarish",
age:21
};
console.log(person.name);

output.
haarish

funtion

A funtion is a reusable block of code that perform a specific task.

example?
funtion great() {
console.log("Hello")
}
great();

output.
Hello

in simple words:

.object=store data
.funtion=performs a task