<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>hahhaa</title>
</head>
<body>
<form action="http://www.baidu.com" method="get" enctype="application/x-www-form-urlencoded">
用户名：<input type="text" name="user" id=""/> </br>
密码： <input type="password" name="psw"/><br/>
隐藏框：<input type="hidden" name="hid"/><br/>
<input type="file"/>
<label for="gender1">男</label> <input type="radio" name="gender" id="gender1" />
<label for="gender2">女</label> <input type="radio" name="gender" id="gender2"/>
<label for="sports1">足球</label><input type="checkbox" name="sports" id="sports1"/>
<label for="sports2">篮球</label><input type="checkbox" name="sports" id="sports2"/>
<label for="sports3">排球</label><input type="checkbox" name="sports" id="sports3"/>
<select name="sel" id="sel">
<option value="1">上海</option>
<option value="2">北京</option>
<option value="3">广州</option>
<option value="4">aa</option>
</select>
<input type="reset" />
<input type="button"/>
<input type="submit" value="1"/>
<textarea name="texta"></textarea>
<button type="reset"></button>
</form>
</body>
</html>
原文：https://www.cnblogs.com/dxwen/p/10770889.html