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HTML DOM value 屬性

定義和用法

value 屬性可設置或返回單選按鈕的 value 屬性的值。

語法

radioObject.value=sometext

實例

<html>
<head>
<script type="text/javascript">
function check(browser)
  {
  document.getElementById("answer").value=browser
  }
</script>
</head>

<body>
<p>What's your favorite browser:</p>
<form>
<input type="radio" name="browser" onclick="check(this.value)"
value="Internet Explorer" />Internet Explorer<br />
<input type="radio" name="browser" onclick="check(this.value)"
value="Firefox" />Firefox<br />
<input type="radio" name="browser" onclick="check(this.value)"
value="Netscape" />Netscape<br />
<input type="radio" name="browser" onclick="check(this.value)"
value="Opera" />Opera<br />
<br />
Your favorite browser is: <input type="text" id="answer" size="20" />
</form>
</body>

</html>