本篇文章给大家带来了关于php的相关知识，其中主要介绍了怎么通过php实现商品添加功能，并写入数据库，感兴趣的朋友下面一起来看一下吧，希望对大家有帮助。
数据库表
写入数据的代码
I-Shop购物系统
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部分功能简介：商品收藏夹功能热门商品最新商品分级价格功能自选风格打印结算页面内部短信箱商品评论增加上一商品，下一商品功能增强商家提示功能友情链接用户在线统计用户来访统计用户来访信息用户积分功能广告设置用户组分类邮件系统后台实现更新用户数据系统图片设置模板管理CSS风格管理申诉内容过滤功能用户注册过滤特征字符IP库管理及来访限制及管理压缩，恢复，备份数据库功能上传文件管理商品类别管理商品添加/修改/
<?php
include("conn/conn.php");
header ( "Content-type: text/html; charset=gb2312" );
?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>添加商品</title>
<link rel="stylesheet" type="text/css" href="css/font.css">
<style type="text/css">
<!--
.style1 {color: #FFFFFF}
-->
</style>
</head>
<?php include("conn/conn.php");?>
<body topmargin="0" leftmargin="0" bottommargin="0">
<table width="720" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
<td height="20" bgcolor="#FFCF60"><div align="center" class="style1">添加商品</div></td>
</tr>
<tr>
<td height="253" bgcolor="#666666"><table width="720" border="0" cellpadding="0" cellspacing="1">
<script language="javascript">
function chkinput(form)
{
if(form.mingcheng.value=="")
{
alert("请输入商品名称!");
form.mingcheng.select();
return(false);
}
if(form.huiyuanjia.value=="")
{
alert("请输入商品会员价!");
form.huiyuanjia.select();
return(false);
}
if(form.shichangjia.value=="")
{
alert("请输入商品市场价!");
form.shichangjia.select();
return(false);
}
if(form.dengji.value=="")
{
alert("请输入商品等级!");
form.dengji.select();
return(false);
}
if(form.pinpai.value=="")
{
alert("请输入商品品牌!");
form.pinpai.select();
return(false);
}
if(form.xinghao.value=="")
{
alert("请输入商品型号!");
form.xinghao.select();
return(false);
}
if(form.shuliang.value=="")
{
alert("请输入商品数量!");
form.shuliang.select();
return(false);
}
if(form.jianjie.value=="")
{
alert("请输入商品简介!");
form.jianjie.select();
return(false);
}
return(true);
}
</script>
<form name="form1" enctype="multipart/form-data" method="post" action="savenewgoods.php" onSubmit="return chkinput(this)">
<tr>
<td width="129" height="25" bgcolor="#FFFFFF"><div align="center">商品名称：</div></td>
<td width="618" bgcolor="#FFFFFF"><div align="left"><input type="text" name="mingcheng" size="25" class="inputcss"></div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">上市时间：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">
<select name="nian" class="inputcss">
<?php
for($i=1995;$i<=2050;$i++)
{
?>
<option><?php echo $i;?></option>
<?php
}
?>
</select>
年
<select name="yue" class="inputcss">
<?php
for($i=1;$i<=12;$i++)
{
?>
<option><?php echo $i;?></option>
<?php
}
?>
</select>
月
<select name="ri" class="inputcss">
<?php
for($i=1;$i<=31;$i++)
{
?>
<option><?php echo $i;?></option>
<?php
}
?>
</select>
日</div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">价格：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">市场价：<input type="text" name="shichangjia" size="10" class="inputcss" >
元 会员价：
<input type="text" name="huiyuanjia" size="10" class="inputcss">
元</div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">商品类型：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">
<?php
$sql=mysqli_query($conn,"select * from tb_type order by id desc");
$info=mysqli_fetch_array($sql);
if($info==false)
{
echo "请先添加商品类型!";
}
else
{
?>
<select name="typeid" class="inputcss">
<?php
do
{
?>
<option value=<?php echo $info['id'];?>><?php echo $info['typename'];?></option>
<?php
}
while($info=mysqli_fetch_array($sql));
?>
</select>
<?php
}
?>
</div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">商品等级：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">
<select name="dengji" class="inputcss">
<option selected value="精品">精品</option>
<option value="一般">一般</option>
<option value="二手">二手</option>
<option value="淘汰">淘汰</option>
</select>
</div></td>
</tr>
<tr>
<td height="22" bgcolor="#FFFFFF"><div align="center">商品品牌：</div></td>
<td height="22" bgcolor="#FFFFFF"><div align="left"><input type="text" name="pinpai" class="inputcss" size="20"></div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">商品型号：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left"><input type="text" name="xinghao" class="inputcss" size="20"></div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">是否推荐：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">
<select name="tuijian" class="inputcss" >
<option selected value=1>是</option>
<option value=0>否</option>
</select>
</div>
</td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">商品数量：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left"><input type="text" name="shuliang" class="inputcss" size="20"></div></td>
</tr>
<tr>
<td height="25" bgcolor="#FFFFFF"><div align="center">商品图片：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left">
<input type="hidden" name="MAX_FILE_SIZE" value="2000000">
<input type="file" name="upfile" class="inputcss" size="30"></div></td>
</tr>
<tr>
<td height="80" bgcolor="#FFFFFF"><div align="center">商品简介：</div></td>
<td height="25" bgcolor="#FFFFFF"><div align="left"><textarea name="jianjie" cols="80" rows="8" class="inputcss"></textarea>
</div></td>
</tr>
<tr>
<td height="25" colspan="2" bgcolor="#FFFFFF"><div align="center"><input name="submit" type="submit" class="buttoncss" id="submit" value="添加">
<input type="reset" value="重写" class="buttoncss"></div></td>
</tr>
</form>
</table></td>
</tr>
</table>
</body>
</html>保存写入数据的处理文件
<?php
header ( "Content-type: text/html; charset=gb2312" ); //设置文件编码格式
include("conn/conn.php");
if(is_numeric($_POST['shichangjia'])==false || is_numeric($_POST['huiyuanjia'])==false)
{
echo "<script>alert('价格只能为数字！');history.back();</script>";
exit;
}
if(is_numeric($_POST['shuliang'])==false)
{
echo "<script>alert('数量只能为数字！');history.back();</script>";
exit;
}
$mingcheng=$_POST['mingcheng'];
$nian=$_POST['nian'];
$yue=$_POST['yue'];
$ri=$_POST['ri'];
$shichangjia=$_POST['shichangjia'];
$huiyuanjia=$_POST['huiyuanjia'];
$typeid=$_POST['typeid'];
$dengji=$_POST['dengji'];
$xinghao=$_POST['xinghao'];
$pinpai=$_POST['pinpai'];
$tuijian=$_POST['tuijian'];
$shuliang=$_POST['shuliang'];
$upfile=$_POST['upfile'];
if(ceil(($huiyuanjia/$shichangjia)*100)<=80)
{
$tejia=1;
}
else
{
$tejia=0;
}
function getname($exname){
$dir = "upimages/";
$i=1;
if(!is_dir($dir)){
mkdir($dir,0777);
}
while(true){
if(!is_file($dir.$i.".".$exname)){
$name=$i.".".$exname;
break;
}
$i++;
}
return $dir.$name;
}
$exname=strtolower(substr($_FILES['upfile']['name'],(strrpos($_FILES['upfile']['name'],'.')+1)));
$uploadfile = getname($exname);
move_uploaded_file($_FILES['upfile']['tmp_name'], $uploadfile);
if(trim($_FILES['upfile']['name']!=""))
{
$uploadfile="admin/".$uploadfile;
}
else
{
$uploadfile="";
}
$jianjie=$_POST['jianjie'];
$addtime=$nian."-".$yue."-".$ri;
mysqli_query($conn,"insert into tb_shangpin(mingcheng,jianjie,addtime,dengji,xinghao,tupian,typeid,shichangjia,huiyuanjia,pinpai,tuijian,shuliang,cishu)values('$mingcheng','$jianjie','$addtime','$dengji','$xinghao','$uploadfile','$typeid','$shichangjia','$huiyuanjia','$pinpai','$tuijian','$shuliang','0')");
echo "<script>alert('商品".$mingcheng."添加成功!');window.location.href='addgoods.php';</script>";
?>推荐学习：《PHP视频教程》
