The JavaScript `seal()` Method of the Object Object

Learn more about the seal() method in JavaScript, which is used to restrict the modification of an object’s properties. The seal() method, when called on an object, returns the same object. The object passed as an argument is mutated and becomes immutable. This means that new properties cannot be added to it, existing properties cannot be removed, but they can still be modified. Here’s an example to demonstrate it: const dog = {} dog....