SpeechRecognitionEvent: resultIndex 屬性
SpeechRecognitionEvent 介面的 resultIndex 只讀屬性返回在 SpeechRecognitionResultList“陣列”中實際發生變化的最低索引值結果。
SpeechRecognitionResultList 物件不是一個數組,但它有一個 getter,允許透過陣列語法訪問它。
值
一個數字。
示例
js
recognition.onresult = (event) => {
const color = event.results[0][0].transcript;
diagnostic.textContent = `Result received: ${color}.`;
bg.style.backgroundColor = color;
console.log(event.resultIndex); // returns 0 if there is only one result
};
規範
| 規範 |
|---|
| Web Speech API # dom-speechrecognitionevent-resultindex |
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