图片;
代码：
<!DOCTYPE html>
<html>
<head>
<title></title>
<style type="text/css">
.register{
width: 400px;
margin: 0 auto;
background-color: #abe;
padding: 20px;
}
.register>h2{
text-align: center;
color: #f22;
}
</style>
</head>
<body>
<div class="register">
<h2>用户注册</h2>
<!-- action 属性 只代表目标文件 method属性有两个值默认
提交方式：get（适用于数据量比较小），
另一个：post（提交到文件请求符，适用规范数据量较大，更安全） -->
<form action="zy3.2.php?y=100" method="post">
<fieldset>
<legend>必须填写</legend>
<div>
<label for="username" >用户名：</label>
<input id="username" type="text" name="username" placeholder="用户名不少于四个字符" autofocus
required="" >
</div>
<div>
<label for="password" >密 码：</label>
<input id="password" type="password" name="password" placeholder="请输入密码" required="" >
</div>
<div>
<label for="email" >邮 箱：</label>
<input id="email" type="email" name="email" placeholder="请输入邮箱" >
</div>
</fieldset>
<div>
<label for="" >性 别：</label>
<input id="male" type="radio" name="male" value="男" >
<label for="male">男</label>
<input id="remale" type="radio" name="male" value="女" >
<label for="remale">女</label>
<input id="baomi" type="radio" name="male" checked value="保密" />
<label for="">保密</label>
</div>
<div>
<label for="">爱好体育项目</label>
<input type="checkbox" name="hobby[]" value="篮球">
<label for="basketball">篮球</label>
<input type="checkbox" name="hobby[]" value="足球">
<label for="football">足球</label>
<input type="checkbox" name="hobby[]" value="游泳">
<label for="swim">游泳</label>
</div>
<div>
<label for="">专业</label>
<select name="department" id="">
<option >请选择专业</option>
<option >软件技术</option>
<option >计算机应用</option>
<option >计算机信息管理</option>
</select>
</div>
<div>
<textarea name="intruduce" id="cols" rows="4" cols="6"></textarea>
</div>
<button style="margin: 0 0 0 100px">提交</button>
</form>
</div>
</body>
</html>
<?php
$username=$_REQUEST['username'];
$pwd=$_POST['password']??"";
$email=$_POST['email']??"";
$male=$_POST['male'];
$hobby=$_POST['hobby'];
$department=$_POST['department'];
$intruduce=$_POST['intruduce'];
echo "用户名：".$username;
echo "<br>";
echo "密 码：$pwd";
echo "<br>";
echo "邮 箱：$email";
echo "<br>";
echo "性 别：$male";
echo "<br>";
echo "爱好：";
print_r($hobby);
echo "<br>";
echo "专业：";
echo $department;
echo "<br>";
echo "多行框：";
echo $intruduce;
?>