// defineProperty(): used to define the that can't be changed
// Object.defineProperty(objName, PropertyName, value)
const obj={
name:"Mayur"
}
Object.defineProperty(obj , "ID" ,{
value:"panchbhaimayur",
writable:true //if ever need to be change add this line
}
);
console.log(obj.ID)
obj.ID="PanchbhaiGaurav";
console.log(obj.ID);