HTML DOM Title text 属性

htmlweb developmentfront end technology更新于 2024/3/19 9:16:17

HTML DOM Title text 属性设置/返回文档中 <title> 元素的值。

以下是语法 −

返回字符串值

titleElementObject.text

将 text 设置为字符串值

titleElementObject.text = string

让我们看一个 Title text 属性的示例 −

示例

<!DOCTYPE html>
<html>
<head>
<title id="titleSelect">HTML DOM Title text</title>
<style>
   form {
      width:70%;
      margin: 0 auto;
      text-align: center;
   }
   * {
      padding: 2px;
      margin:5px;
   }
   input[type="button"] {
      border-radius: 10px;
   }
</style>
</head>
<body>
   <form>
      <fieldset>
         <legend id="legendSelect"></legend>
         <input type="button" onclick="getTitleText()" value="What's the title of document?">
         <div id="divDisplay"></div>
      </fieldset>
   </form>
<script>
   var divDisplay = document.getElementById("divDisplay");
   var legendSelect = document.getElementById("legendSelect");
   var titleSelect = document.getElementById("titleSelect");
   function getTitleText() {
      divDisplay.textContent = 'Title of document: '+titleSelect.text;
      legendSelect.textContent = titleSelect.text.split(' ').join('-');
   }
</script>
</body>
</html>