<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<body>
<h1>主页面</h1>
//把Info表查出来,用一个表格显示
<table width="100%" cellpadding="0" cellspacing="0" border="1">
<tr>
<td>代号</td>
<td>姓名</td>
<td>性别</td>
<td>民族</td>
<td>生日</td>
<td>操作</td>
</tr>
<?php
$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die ("连接失败");
$sql="select * from Info";
$result=$db->query($sql);
$arr=$result->fetch_all();
foreach($arr as $v)
{ $sex = $v[2]?'男':'女';
//处理民族名称
$sqln = "select Name from Nation where Code='{$v[3]}'";
$r = $db->query($sqln);
$attr = $r->fetch_assoc();
echo "<tr>
<td>{$v[0]}</td>
<td>{$v[1]}</td>
<td>{$sex}</td>
<td>{$attr['Name']}</td>
<td>{$v[4]}</td>
<td><a href='Delete.php?code={$v[0]}'>删除</a></td>
</tr>";
}
?>
</table>
<div><a href="Add.php">添加数据</a></div>
</body>
</html>

<body>
<h1>添加数据</h1>
<form action="AddChuLi.php" method="post">
<div>代号:<input type="text" name="code"/></div><br />
<div>姓名:<input type="text" name="name" /></div><br />
<div>性别:
<input type="radio" value="男" name="sex"/>男
<input type="radio" value="女" name="sex"/>女
</div><br />
<div>民族:
<select name="nation">
<?php
$db=new MySQLi("localhost","root","","mydb");
$sql="select * from Nation";
$result=$db->query($sql);
$attr=$result->fetch_all();
foreach($attr as $v )
{
echo "<option value='{$v[0]}'>{$v[1]}</option>";
}
?>
</select></div><br />
<div>生日:<input type="text" name="birthday" /></div><br />
<div><input type="submit" value="添加数据" /></div>
<div><a href="main.php">主页</a></div>
</form>
</body>

<?php
$code = $_POST["code"];
$name = $_POST["name"];
$sex = $_POST["sex"];
$s = 1;
if($sex == "女")
{
$s = 0;
}
$nation = $_POST["nation"];
$birthday = $_POST["birthday"];
$db = new MySQLi("localhost","root","","mydb");
$sql = "insert into Info values('{$code}','{$name}',{$s},'{$nation}','{$birthday}')";
//var_dump($sql);
$result = $db->query($sql);
if($result)
{
header("location:Add.php");//跳转到Add.php
}
else
{
echo "添加失败!";
}
<?php
$code=$_GET["code"];
$db=new MySQLi("localhost","root","","mydb");
!mysqli_connect_error() or die ("连接失败");
$sql="delete from Info where code='{$code}'";
$result=$db->query($sql);
if($result)
{
echo header("location:main.php");
}
else
{
echo"删除失败";
}