Set.prototype[@@iterator]()

The initial value of the @@iterator property is the same function object as the initial value of the values property.

语法

mySet[Symbol.iterator]

返回值

The Setiterator function, which is the values() function by default.

示例

Using [@@iterator]()

var mySet = new Set();
mySet.add("0");
mySet.add(1);
mySet.add({});

var setIter = mySet[Symbol.iterator]();

console.log(setIter.next().value); // "0"
console.log(setIter.next().value); // 1
console.log(setIter.next().value); // Object

Using [@@iterator]() with for..of

var mySet = new Set();
mySet.add("0");
mySet.add(1);
mySet.add({});

for (var v of mySet) {
  console.log(v);
}