php登录注册页面及加载

拼搏现实的明天。 2022-06-18 08:54 249阅读 0赞

![复制代码][copycode.gif]

1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     2 <html xmlns="http://www.w3.org/1999/xhtml">
     3 <head>
     4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
     5 <title>无标题文档</title>
     6 </head>
     7 
     8 <body>
     9 <h1>水果信息表</h1>
    10 <table width="100%" border="1" cellpadding="0" cellpadding="0">
    11             <tr>
    12             <td>代号</td>
    13         <td>名称</td>
    14         <td>价格</td>
    15         <td>产地</td>
    16         <td>库存</td>
    17         
    18             </tr>
    19 
    20 <?php
    21 //1.造链接对象
    22 $db = new MySQLi("localhost","root","511108","text");
    23 //2.写SQL语句
    24 $sql = "select*from fruit";
    25 //3.执行
    26 $result = $db->query($sql);
    27 //4.读取数据
    28 $attr = $result->fetch_all();
    29 foreach($attr as $v)
    30 {
    31     echo"<tr><td>{
       $v[0]}</td><td>{
       $v[1]}</td><td>{
       $v[2]}</td><td>{
       $v[3]}</td><td>{
       $v[4]}</td></tr>";
    32 }
    39 
    40 ?>
    45 下图1是调取本地数据库表的全部信息

图1 ![1050680-20161219101600150-1369712449.png][]

![复制代码][copycode.gif]

1 删除一条数据并且点击删除的时候有提示是否删除，删除加个点击事件，先执行，点击提示
     2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     3 <html xmlns="http://www.w3.org/1999/xhtml">
     4 <head>
     5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
     6 <title>无标题文档</title>
     7 </head>
     8 
     9 <body>
    10 <h1>水果信息表</h1>
    11 <table width="100%" border="1" cellpadding="0" cellpadding="0">
    12             <tr>
    13             <td>代号</td>
    14         <td>名称</td>
    15         <td>价格</td>
    16         <td>产地</td>
    17         <td>库存</td>
    18         <td>删除</td>
    19             </tr>
    20 
    21 <?php
    22 //1.造链接对象
    23 $db = new MySQLi("localhost","root","511108","text");
    24 //2.写SQL语句
    25 $sql = "select*from fruit";
    26 //3.执行
    27 $result = $db->query($sql);
    28 //4.读取数据(有两种方法)
    29 //1.方法
    30 /*$attr = $result->fetch_all();
    31 foreach($attr as $v)
    32 {
    33     echo"<tr><td>{$v[0]}</td><td>{$v[1]}</td><td>{$v[2]}</td><td>{$v[3]}</td><td>{$v[4]}</td></tr>";
    34 
    35 }*/
    36 //2.方法
    37 while($attr = $result->fetch_row())
    38 {
    39     echo "<tr><td>{
       $attr[0]}</td><td>{
       $attr[1]}</td><td>{
       $attr[2]}</td><td>{
       $attr[3]}</td><td>{
       $attr[4]}</td><td>
    40     <a href='shanchu.php?code={
       $attr[0]}'οnclick=\"return confirm('确定删除吗')\">删除
    41     </a>
    42 </td></tr>";    
    43 
    44 }
    45 
    46 
    47 ?>
    48 </table>
    49 
    50 
    51 </body>
    52 </html>
    下图2是添加删除并且给删除加超链接

图2 ![1050680-20161219112848588-1954986835.png][]

![复制代码][copycode.gif]

对苹果信息表做里内容做删除如图1。并且按删除给出一个提示如图2。下图3是点击确定以后的结果
     1 <?php
     2 $code = $_GET["code"];
     3 //1.造链接对象
     4 $db = new MySQLi("localhost","root","511108","text");
     5 //2.写SQL语句
     6 $sql = "delete from fruit where ids='{
       $code}'";//fruit表格名。ids表格里的主键
     7 //3.执行
     8 $r = $db->query($sql);
     9 if($r)
    10 {
    11     header("location:pingguoxinxi.php");//删除完成后，跳转到location:pingguoxinxi.php网页，等于从新刷新    
    12 }
    13 else
    14 {
    15     echo"删除失败！";    
    16 }

图1 ![1050680-20161219113953713-751429666.png][]

![1050680-20161219114046447-1249542364.png][]

图2

![复制代码][copycode.gif]

下图3![1050680-20161219115829228-309461357.png][]

添加水果或商品如下

//在pingguoxinxi.php里面做个添加数据的链接如下图1，图2，图3，图4。

图1![1050680-20161219153109322-1720014319.png][]

![复制代码][copycode.gif]

往水果表里添加水果数据
     1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     2 <html xmlns="http://www.w3.org/1999/xhtml">
     3 <head>
     4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
     5 <title>无标题文档</title>
     6 </head>
     7 
     8 <body>
     9 <h1>添加水果</h1>
    10 <form action="tianjiashuiguoshuju.php" method="post">
    11 <div>代号：<input type="text" name="ids" /></div>
    12 <div>名称：<input type="text" name="name" /></div>
    13 <div>价格：<input type="text" name="price" /></div>
    14 <div>产地：<input type="text" name="chandi" /></div>
    15 <div>库存：<input type="text" name="numbers" /></div>
    16 <div><input type="submit" value="添加" /></div>
    17 
    18 </form>
    19 
    20 </body>
    21 </html>

图2 ![1050680-20161219154020853-1299046252.png][]

![复制代码][copycode.gif]

1 <?php
     2 $ids = $_POST["ids"];
     3 $name = $_POST["name"];
     4 $price = $_POST["price"];
     5 $chandi = $_POST["chandi"];
     6 $numbers = $_POST["numbers"];
     7 //1ps造链接对象
     8 $db = new MySQLi("localhost","root","511108","text");
     9 //2.写SQL语句
    10 $sql = "insert into fruit values('{
        $ids}','{
        $name}',{
        $price},'{
        $chandi}',{
        $numbers},'')";
    11 
    12 //执行
    13 $r = $db->query($sql);
    14 
    15 if($r)
    16 {
    17     header("location:pingguoxinxi.php");
    18 }
    19 else
    20 {
    21     echo "添加失败！";
    22 }

![复制代码][copycode.gif]

图3 ![1050680-20161219154159291-2007664118.png][] 图4 ![1050680-20161219154254228-504036850.png][]

![复制代码][copycode.gif]

[copycode.gif]: /images/20220618/b09a0dbc4c7f47d7889d3d6ae65a540e.png
[1050680-20161219101600150-1369712449.png]: /images/20220618/39f677c246614053b20f9f0295a5c166.png
[1050680-20161219112848588-1954986835.png]: /images/20220618/cf2aecbcdb9e400daec5decd6d282d49.png
[1050680-20161219113953713-751429666.png]: /images/20220618/ef76ef72b39f41c38dfe5e411e5bdd0a.png
[1050680-20161219114046447-1249542364.png]: /images/20220618/68cf03bc60bd4a85b36977ef0c20f40c.png
[1050680-20161219115829228-309461357.png]: /images/20220618/d65f87d0a6fb4e8aa04c5225a56ac2b7.png
[1050680-20161219153109322-1720014319.png]: /images/20220618/3c3eff2233b54206bc606fc7236b40e4.png
[1050680-20161219154020853-1299046252.png]: /images/20220618/bbb06640a9c048dbacecff7ba45cf28f.png
[1050680-20161219154159291-2007664118.png]: http://images2015.cnblogs.com/blog/1050680/201612/1050680-20161219154159291-2007664118.png
[1050680-20161219154254228-504036850.png]: /images/20220618/b18c6bc5c95f45c088e045e6470dc208.png