FormData: keys() 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 October 2018.
構文
js
keys()
引数
なし。
返値
例
js
const formData = new FormData();
formData.append("key1", "value1");
formData.append("key2", "value2");
// キーを表示
for (const key of formData.keys()) {
console.log(key);
}
結果は次のとおりです。
key1 key2
仕様書
No specification found
No specification data found for api.FormData.keys.
Check for problems with this page or contribute a missing spec_url to mdn/browser-compat-data. Also make sure the specification is included in w3c/browser-specs.