在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(cainiaoplay.com)</title>
<script>
function displayResult(browser){
	document.getElementById("result").value=browser
}
</script>
</head>
<body>

<p>选择你最喜欢的浏览器:</p>
<form>
<input type="radio" name="browser" onclick="displayResult(this.value)" value="Internet Explorer">Internet Explorer<br>
<input type="radio" name="browser" onclick="displayResult(this.value)" value="Firefox">Firefox<br>
<input type="radio" name="browser" onclick="displayResult(this.value)" value="Opera">Opera<br>
<input type="radio" name="browser" onclick="displayResult(this.value)" value="Google Chrome">Google Chrome<br>
<input type="radio" name="browser" onclick="displayResult(this.value)" value="Safari">Safari<br><br>
你最喜欢的浏览器是: <input type="text" id="result">
</form>

</body>
</html>
源代码

动行结果
