【问题标题】:javaScript and HTML-Textarea Text not erasingjavaScript 和 HTML-Textarea 文本不擦除
【发布时间】:2023-02-13 20:54:40
【问题描述】:

带有 JavaScript 函数的 HTML 文件

<html>
<head>
<title>Voice to Text</title>
<script>
function erasText(){
            document.getElementById("name").innerHTML = "";
            }
            
    </script>
</head>
<body>
<form>
<label>Enter Text: </label>
<textarea placeholder="Enter text here for detection." id="name" name="name" class="result" >
</textarea>
</form>
<div class="options" style="display:none">
        <div class="anguage" >
          <p>Language</p>
          <select name="input-language" id="language"></select>
        </div>
      </div>
      <button class="btn record" id='myid'>
        <p><b>  Start Listening</b></p>
      </button>
      <div style="margin-top:-50px;" class="buttons">
        <button class="btn clear" id='clr' style="margin-left:150px" onClick="erasText()">
          <b>Clear</b>
        </button>
</div>
        


<script>
myid.addEventListener('click',function(){
    var speech = true;
    window.SpeechRecognition = window.webkitSpeechRecognition;

    const recognition = new SpeechRecognition();
    recognition.interimResults = true;

    recognition.addEventListener('result', e => {
        const transcript = Array.from(e.results)
            .map(result => result[0])
            .map(result => result.transcript)
            .join('')

        document.getElementById("name").innerHTML = transcript;
        console.log(transcript);
    });
    
    if (speech == true) {
        recognition.start();
    }
})


clr.addEventListener("click", () => {
  document.getElementById("name").innerHTML = "";
})
</script>
</body>
</html>

当我点击清除按钮时,textarea 上的文本没有被擦除,当我按下“开始收听”时,这个按钮起作用了。我认为“erasText”函数没有调用,上面的代码中只有以下函数在调用:

clr.addEventListener("click", () => {
      document.getElementById("name").innerHTML = "";
    })

我在单击按钮时调用了 erasText 函数,但我不知道为什么没有调用 erasText 按钮。有没有办法调用这个函数?

【问题讨论】:

标签: javascript html textarea


【解决方案1】:

您实际查找的字段是value,而不是innerText

clr.addEventListener("click", () => {
      document.getElementById("name").value = "";
});

【讨论】:

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