How to create Radio buttons using html

Hello guys,

Daily we are seeing lot of registration forms in online.How to create a Radio button ???
By using this small htnl code we can easily create radio buttons

<html>
<head>
<title>radio buttons </title>
</head>
<body>
<b>choose your gender</b><input type="radio" id="gender" name="gender" value="male">male
<input type="radio" id = "gender" name="gender" value = "female">female
<input type="radio" id="gender" name="gender" value=others>others
</body>
</html>

Copy the above code and paste your notepad.After save with .html

After you will see a output like this picture