arguments[@@iterator]()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

We'd love to hear more about your role and the company you work for
Please help us by answering a few questions.

@@iterator プロパティの初期値は Array.prototype.values プロパティの初期値と同じ関数オブジェクトです。

構文

js
arguments[Symbol.iterator]();

例

for...of ループを用いた反復処理

js
function f() {
  // your browser must support for..of loop
  // and let-scoped variables in for loops
  for (let letter of arguments) {
    console.log(letter);
  }
}
f("w", "y", "k", "o", "p");

仕様書

Specification
ECMAScript® 2025 Language Specification
# sec-createunmappedargumentsobject
ECMAScript® 2025 Language Specification
# sec-createmappedargumentsobject

ブラウザーの互換性

関連情報