JS: Set.prototype

What is Set.prototype

Set.prototype is the value of the property key "prototype" of the function Set. 〔see Set Object〕

console.assert(Object.hasOwn(Set, "prototype"));

Type

Type of Set.prototype is Object .

console.assert(typeof Set.prototype === "object");

Parent

Parent of Set.prototype is Object.prototype .

console.assert(Reflect.getPrototypeOf(Set.prototype) === Object.prototype);

Purpose

Purpose of Set.prototype is to provide methods and properties useful for all set objects.

Set.prototype is the parent of all set objects.

console.assert(Reflect.getPrototypeOf(new Set()) === Set.prototype);

〔see the Set Object Tutorial〕

Properties

• JS: Set.prototype.constructor

• JS: Set.prototype.size
• JS: Set.prototype.add
• JS: Set.prototype.delete
• JS: Set.prototype.has
• JS: Set.prototype.clear

• JS: Set.prototype.forEach
• JS: Set.prototype.entries
• JS: Set.prototype.keys
• JS: Set.prototype.values

• JS: Set.prototype.union
• JS: Set.prototype.intersection
• JS: Set.prototype.difference
• JS: Set.prototype.symmetricDifference
• JS: Set.prototype.isSubsetOf
• JS: Set.prototype.isSupersetOf
• JS: Set.prototype.isDisjointFrom

• Set.prototype[Symbol.iterator] (same as Set.prototype.values)
• JS: Set.prototype[Symbol.toStringTag]