HTML <Radio>按钮用于定义小圆圈, 选中时会突出显示这些小圆圈。它是一个表单元素, 允许用户从给定的选项集中仅选择一个选项。
它由<input>元素的type属性创建, 如以下语法所示：
<input type="radio" name ="Any_name"/>
例
html>
<head>
</head>
<title> Example of Radio Button</title>
<body>
<form>
<label>
Gender:
</label> <br>
<input type="radio" id="gender" name="gender" value="male"/> Male
<br>
<input type="radio" id="gender" name="gender" value="female"/> Female <br/>
</form>
</body>
</html>
立即测试
输出：
浏览器支持
Element
Chrome
IE
Firefox
Opera
Safari
<radio>
Yes
Yes
Yes
Yes
Yes
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