Request: formData() メソッド
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
構文
js
formData()
引数
なし。
返値
例
js
const formData = new FormData();
const fileField = document.querySelector('input[type="file"]');
formData.append("username", "abc123");
formData.append("avatar", fileField.files[0]);
const request = new Request("/myEndpoint", {
method: "POST",
body: formData,
});
request.formData().then((data) => {
// リクエストで送信されたフォームデータに対して何らかの処理を行う
});
仕様書
Specification |
---|
Fetch Standard # ref-for-dom-body-formdata① |
ブラウザーの互換性
BCD tables only load in the browser