课程表格
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<table border="1" width="400">
<caption>
<h2>课程表</h2>
</caption>
<thead>
<tr>
<th></th>
<th>一</th>
<th>二</th>
<th>三</th>
<th>四</th>
<th>五</th>
</tr>
</thead>
<tbody>
<tr>
<td rowspan="4">上午</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<th colspan="6">中午</th>
</tr>
<tr>
<td rowspan="4">下午</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
<tr>
<!-- <td>x</td> -->
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
<td>x</td>
</tr>
</tbody>
</table>
</body>
</html>
注册表单
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<form action="reg.php" method="POST">
<fieldset style="display: inline-grid; gap: 1em">
<legend>用户注册</legend>
<div class="my-shouji">
<label for="my-shouji">手机:</label>
<input type="txet" name="my_shouji" id="my-shouji" placeholder="11位手机号(同时作为登录账号)" required autofocus />
</div>
<div class="my-email">
<label for="my-email">邮箱:</label>
<input type="email" name="my_email" id="my-email" placeholder="username@email.com" required />
</div>
<div class="fangshi">
<label for="shouji">选择需要验证的方式</label>
<input type="radio" name="fs" value="shouji" id="shouji" checked><label for="shouji">手机</label>
<input type="radio" name="fs" value="email" id="email" ><label for="email">邮箱</label>
</div>
<div class="yzm">
<label for="yzm">验证码:</label><input type="text" name="yzm" value="" id="yzm" placeholder="6位数验证码" required>
<button>接收</button>
</div>
<div class="psw">
<label for="psw">密码:</label>
<input
type="password"
name="password"
id="psw"
placeholder="******"
required
onkeydown="this.nextElementSibling.disabled=false"
/>
<!-- disabled: 布尔属性, 存在就是true,不写就是false -->
<!-- 事件属性: on+事件名称, 点击事件属性: onclick -->
<button type="button" disabled onclick="showPsw(this,this.form)">显示</button>
</div>
<!-- form>button: 默认是提交行为,可以禁用 -->
<button type="submit">注册</button>
</fieldset>
</form>
</body>
</html>