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Code 1 about implementing shopping cart in php

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Release： 2023-04-01 14:56:02
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This article introduces a shopping cart code implemented in PHP. The function implementation is relatively complete. It implements functions such as shopping cart, orderer information, membership price, etc. It is still good. Friends in need can refer to it

1. Product display page 

<table width="255"  border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="130" rowspan="6"><p align="center">
<?php
        if(trim($info[tupian]==""))
     {
       echo "暂无图片";
     }
     else
     {
?>
<img src="<?php echo $info[tupian];?>" width="130" height="100" border="0">
<?php
  }
?>
</p></td>
  <td width="20" height="16"> </td>
  <td width="113"><font color="EF9C3E">【<?php echo $info[mingcheng];?>】</font></td>
 </tr>
 <tr>
  <td height="16"> </td>
  <td><font color="910800">【市场价：<?php echo $info[shichangjia];?>】</font></td>
 </tr>
 <tr>
  <td height="16"> </td>
  <td><font color="DD4679">【会员价：<?php echo $info[huiyuanjia];?>】</font></td>
 </tr>
 <tr>
  <td height="16"> </td>
  <td>【<a href="lookinfo.php?id=<?php echo $info[id];?>">查看信息</a>】</td>
 </tr>
 <tr>
  <td height="16"> </td>
  <td>【<a href="addgouwuche.php?id=<?php echo $info[id];?>">放入购物车</a>】</td>
 </tr>
 <tr>
  <td height="16"> </td>
  <td><font color="13589B">【剩余数量：
      <?php  
      if(($info[shuliang]-$info[cishu])>0)
      {
         echo ($info[shuliang]-$info[cishu]);
      }
      else
      {
         echo "已售完";
      }
      ?>】</font></td>
 </tr>
 </table>
     <?php
      }
     ?>     
</table>
Copy after login

2. File addgouwuche.php

<?php
session_start();
include("conn.php");
if($_SESSION[username]=="")
 {
  echo "<script>alert(&#39;请先登录后购物!&#39;);history.back();</script>";  
  exit;
 }
  $id=strval($_GET[id]);
$sql=mysql_query("select * from shangpin where id=&#39;".$id."&#39;",$conn);  
$info=mysql_fetch_array($sql);
if($info[shuliang]<=0)
 { 
   echo "<script>alert(&#39;该商品已经售完!&#39;);history.back();</script>";
   exit; 
 }
  $array=explode("@",$_SESSION[producelist]);
  for($i=0;$i<count($array)-1;$i++)
    {
  if($array[$i]==$id)
   {
      echo "<script>alert(&#39;该商品已经在您的购物车中!&#39;);history.back();</script>";
   exit;
   }
 }
  $_SESSION[producelist]=$_SESSION[producelist].$id."@";
  $_SESSION[quatity]=$_SESSION[quatity]."1@";
  header("location:gouwu1.php");
?>
Copy after login

3. File gouwu1.php 

<?php
 session_start();
 if($_SESSION[username]=="")
  {
    echo "<script>alert(&#39;请先登录，后购物!&#39;);history.back();</script>";
 exit;
  }   
?>
<?php
 include("top.php");
?>
<table width="800" height="438" border="0" align="center" cellpadding="0" cellspacing="0">
  <tr>
    <td width="200" height="438" valign="top" bgcolor="#E8E8E8"><p align="center">
 <?php include("left.php");?>
    </p></td>
    <td width="10" background="images/line2.gif"> </td>
    <td width="590" valign="top"><table width="550" height="10" border="0" align="center" cellpadding="0" cellspacing="0">
      <tr>
        <td> </td>
      </tr>
    </table>     
      <table width="500" border="0" align="center" cellpadding="0" cellspacing="0">
        <form name="form1" method="post" action="gouwu1.php">
          <tr>
 <td height="25" bgcolor="#555555"><p align="center" style="color: #FFFFFF"><?php echo $_SESSION[username];?>的购物车</p></td>
          </tr>
          <tr>
 <td  bgcolor="#555555"><table width="500" border="0" align="center" cellpadding="0" cellspacing="1">
<?php
   session_start();
     session_register("total");
     if($_GET[qk]=="yes")
     {
        $_SESSION[producelist]="";
     $_SESSION[quatity]="";  
     }
      $arraygwc=explode("@",$_SESSION[producelist]);
      $s=0;
      for($i=0;$i<count($arraygwc);$i++)
      {
          $s+=intval($arraygwc[$i]);
      }
     if($s==0 )
       {
       echo "<tr>";
   echo" <td height=&#39;25&#39; colspan=&#39;6&#39; bgcolor=&#39;#FFFFFF&#39; align=&#39;center&#39;>您的购物车为空!</td>";
   echo"</tr>";
    }
     else
      {  
   ?>
<tr>
  <td width="125" height="25" bgcolor="#FFFFFF"><p align="center">商品名称</p></td>
  <td width="52" bgcolor="#FFFFFF"><p align="center">数量</p></td>
  <td width="64" bgcolor="#FFFFFF"><p align="center">市场价</p></td>
  <td width="64" bgcolor="#FFFFFF"><p align="center">会员价</p></td>
  <td width="51" bgcolor="#FFFFFF"><p align="center">折扣</p></td>
  <td width="66" bgcolor="#FFFFFF"><p align="center">小计</p></td>
  <td width="71" bgcolor="#FFFFFF"><p align="center">操作</p></td>
</tr>
<?php
/**
 * 购物车 商品数量管理
 * Edit www.jb51.net
*/
$total=0;
$array=explode("@",$_SESSION[producelist]);
$arrayquatity=explode("@",$_SESSION[quatity]);

     while(list($name,$value)=each($_POST))
        {
       for($i=0;$i<count($array)-1;$i++)
       {
         if(($array[$i])==$name)
      {
        $arrayquatity[$i]=$value;   
      }
       }        
     }
    $_SESSION[quatity]=implode("@",$arrayquatity);
    for($i=0;$i<count($array)-1;$i++)
     {  

       $id=$array[$i];
       $num=$arrayquatity[$i];

      if($id!="")
       {
       $sql=mysql_query("select * from shangpin where id=&#39;".$id."&#39;",$conn);
       $info=mysql_fetch_array($sql);
       $total1=$num*$info[huiyuanjia];
       $total+=$total1;
       $_SESSION["total"]=$total;
   ?>
<tr>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><?php echo $info[mingcheng];?></p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center">
      <input type="text" name="<?php echo $info[id];?>" size="2" class="inputcss" value=<?php echo $num;?>>
  </p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><?php echo $info[shichangjia];?>元</p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><?php echo $info[huiyuanjia];?>元</p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><?php echo @(ceil(($info[huiyuanjia]/$info[shichangjia])*100))."%";?></p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><?php echo $info[huiyuanjia]*$num."元";?></p></td>
  <td height="25" bgcolor="#FFFFFF"><p align="center"><a href="removegwc.php?id=<?php echo $info[id]?>">移除</a></p></td>
</tr>
<?php          
         }
     }
?>
<tr>
  <td height="25" colspan="8" bgcolor="#FFFFFF"><p align="right">
      <table width="500" height="25" border="0" align="center" cellpadding="0" cellspacing="0">
        <tr>
          <td width="125"><p align="center">
 <input type="submit" value="更改商品数量" class="buttoncss">
          </p></td>
          <td width="125"><p align="center"><a href="gouwu2.php">去收银台</a></p></td>
          <td width="125"><p align="center"><a href="gouwu1.php?qk=yes">清空购物车</a></p></td>
          <td width="125"><p align="left">总计：<?php echo $total;?></p></td>
        </tr>
      </table>
  </p></td>
 </tr>
 <?php
    }
   ?>
</table></td>
</tr>
</form>
    </table></td>
  </tr>
</table>
Copy after login

3. File gouwu2.php

<table width="800" height="438" border="0" align="center" cellpadding="0" cellspacing="0">
  <tr>
    <td width="200" height="438" valign="top" bgcolor="#E8E8E8"><p align="center">
 <?php include("left.php");?>
    </p></td>
    <td width="10" background="images/line2.gif"> </td>
    <td width="590" valign="top"><table width="550" height="15" border="0" align="center" cellpadding="0" cellspacing="0">
      <tr>
        <td> </td>
      </tr>
    </table>
      <table width="550" border="0" align="center" cellpadding="0" cellspacing="0">
        <tr>
          <td height="25" bgcolor="#555555"><p align="center" style="color: #FFFFFF">收货人信息</p></td>
        </tr>
        <tr>
          <td height="300" bgcolor="#555555"><table width="550" height="300" border="0" align="center" cellpadding="0" cellspacing="1">
<script language="javascript">
/**
 * 购物车 收货人信息
 * Edit www.jb51.net
*/
function chkinput(form)
    {
      if(form.name.value=="")
       {
      alert("请输入收货人姓名!");
      form.name.select();
      return(false);
    }
    if(form.dz.value=="")
       {
      alert("请输入收货人地址!");
      form.dz.select();
      return(false);
    }
    if(form.yb.value=="")
       {
      alert("请输入收货人邮编!");
      form.yb.select();
      return(false);
    }
    if(form.tel.value=="")
       {
      alert("请输入收货人联系电话!");
      form.tel.select();
      return(false);
    }
    if(form.email.value=="")
       {
      alert("请输入收货人E-mail地址!");
      form.email.select();
      return(false);
    }
    if(form.email.value.indexOf("@")<0)
     {
        alert("收货人E-mail地址格式输入错误!");
        form.email.select();
        return(false);
     }
    return(true);     
    }      
     </script>
     <form name="form1" method="post" action="savedd.php" onSubmit="return chkinput(this)">
      <tr>
 <td width="100" height="25" bgcolor="#FFFFFF"><p align="center">收货人姓名：</p></td>
 <td width="183" bgcolor="#FFFFFF"><p align="left"><input type="text" name="name" size="25" class="inputcss" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;"></p></td>
 <td width="86" bgcolor="#FFFFFF"><p align="center">性别：</p></td>
 <td width="176" bgcolor="#FFFFFF"><p align="left">
 <select name="***">
  <option selected value="男">男</option>
  <option value="女">女</option>
 </select>
 </p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">详细地址：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left"><input name="dz" type="text" class="inputcss" id="dz" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;" size="25">
 </p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">邮政编码：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left"><input type="text" name="yb" size="25" class="inputcss" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;"></p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">联系电话：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left"><input type="text" name="tel" size="25" class="inputcss" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;"></p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">电子邮箱：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left"><input type="text" name="email" size="25" class="inputcss" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;"></p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">送货方式：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left">
 <select name="shff" id="shff">
  <option selected value="普通平邮">普通平邮</option>
  <option value="特快专递">特快专递</option>
  <option value="送货上门">送货上门</option>
  <option value="个人送货">个人送货</option>
  <option value="E-mail">E-mail</option>
      </select>
</p></td>
 </tr>
 <tr>
 <td height="25" bgcolor="#FFFFFF"><p align="center">支付方式：</p></td>
 <td height="25" colspan="3" bgcolor="#FFFFFF"><p align="left">
 <select name="zfff" id="zfff">
  <option selected value="建设银行汇款">建设银行汇款</option>
  <option value="交通银行汇款">交通银行汇款</option>
  <option value="邮局汇款">邮局汇款</option>
  <option value="网上支付">网上支付</option>
 </select>
 </p></td>
 </tr>
 <tr>
 <td height="100" bgcolor="#FFFFFF"><p align="center">简单留言：</p></td>
 <td height="100" colspan="3" bgcolor="#FFFFFF"><p align="left">
 <textarea name="ly" cols="60" rows="8" class="inputcss" style="background-color:#e8f4ff " onMouseOver="this.style.backgroundColor=&#39;#ffffff&#39;" onMouseOut="this.style.backgroundColor=&#39;#e8f4ff&#39;"></textarea>
</p></td>
 </tr>
 <tr>
 <td height="25" colspan="4" bgcolor="#FFFFFF"><p align="center"><input type="submit" value="提交订单" class="buttoncss">
 </p></td>
 </tr>
   </form>
          </table></td>
        </tr>
      </table></td>
  </tr>
</table>
<?php
 if($_GET[dingdanhao]!="")
  {  $dd=$_GET[dingdanhao];
     session_start();
     $array=explode("@",$_SESSION[producelist]);
  $sum=count($array)*20+260;
    echo" <script language=&#39;javascript&#39;>";
 echo" window.open(&#39;showdd.php?dd=&#39;+&#39;".$dd."&#39;,&#39;newframe&#39;,&#39;top=150,left=200,width=600,height=".$sum.",menubar=no,toolbar=no,location=no,scrollbars=no,status=no &#39;)";
 echo "</script>";
  }
?>
Copy after login

4, database configuration file conn.php

<?php
$conn=mysql_connect("localhost","root","") or die("数据库服务器连接错误".mysql_error());
mysql_select_db("shop",$conn) or die("数据库访问错误".mysql_error());
mysql_query("set character set gb2312");
mysql_query("set names gb2312");
?>
Copy after login

The above is the entire content of this article. I hope it will be helpful to everyone's study. For more related content, please pay attention to the PHP Chinese website !

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Related labels：
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