PHP每次只能显示一条数据，求大神帮忙
写了个PHP网站，但是每次只能添加一条信息，即只能添加和显示第一条数据，以后添加的数据都看不到；
代码如下：
<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><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"><p> </p><table width="720" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td height="20" bgcolor="#0099FF"><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="0"> <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">发布时间：</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">挂售价格：</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 $sql=mysql_query("select * from tb_type order by id desc",$conn); $info=mysql_fetch_array($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=mysql_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>
回复讨论(解决方案)
为了方便分析，请贴出savenewgoods.php
是不是id什么重复了呀 打印一下提交的数据是否接收到了
<?php $sql=mysql_query("select * from tb_type order by id desc",$conn); $info=mysql_fetch_array($sql); if($info==false) { echo "请先添加商品类型!"; }while($info = mysql_fetch_array($sql)){} 为了方便分析，请贴出savenewgoods.php
晚上会全部贴出，谢谢大家了
PHP code?1234567$info=mysql_fetch_array($sql); ……
138以下行重写么？最后得while替换到哪里 谢谢
不知道 只能显示第一条数据 是什么意思
你只给出了发布新商品的表单，并没有显示数据的代码
不知道 只能显示第一条数据 是什么意思
你只给出了发布新商品的表单，并没有显示数据的代码
中午我会补贴下,到时候希望能够帮忙 谢谢
我在下面贴了 savenewgoods.php和 changegoods.php 还有conn.php的代码 麻烦大大们看下了……
目前的问题是 后台只能添加一条数据 以后再怎么添加都看不到，但是类别添加却可以看到。。。
savenewgoods.php
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"><?phpinclude("conn/conn.php");if(is_numeric($_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."-".$ri;mysql_query("insert into tb_shangpin(mingcheng,jianjie,addtime,dengji,xinghao,tupian,typeid,shichangjia,huiyuanjia,pinpai,tuijian,shuliang,cishu)values('$mingcheng','$jianjie','$addtime','$dengji','$xinghao','$uploadfile','$typeid','$shichangjia','$huiyuanjia','$pinpai','$tuijian','$shuliang','0')",$conn);echo "<script>alert('商品".$mingcheng."添加成功!');window.location.href='addgoods.php';</script>";?>savechangegoods.php
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"><?phpinclude("conn/conn.php");$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 { $tejia=0; }if($upfile!=""){$sql=mysql_query("select * from tb_shangpin where id=".$_GET[id]."",$conn);$info=mysql_fetch_array($sql);@unlink(substr($info[tupian],6,(strlen($info[tupian])-6)));}function getname($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'], $uploadfile);$uploadfile="admin/".$uploadfile;$jianjie=$_POST[jianjie];$addtime=$nian."-".$yue."-".$ri;mysql_query("update tb_shangpin set mingcheng='$mingcheng',jianjie='$jianjie',addtime='$addtime',dengji='$dengji',xinghao='$xinghao',tupian='$uploadfile',typeid='$typeid',shichangjia='$shichangjia',huiyuanjia='$huiyuanjia',pinpai='$pinpai',tuijian='$tuijian',shuliang='$shuliang' where id=".$_GET[id]."",$conn);echo "<script>alert('商品".$mingcheng."修改成功!');history.back();;</script>";?>conn.php
<?php $conn=mysql_connect("localhost","root","") or die("数据库服务器连接错误".mysql_error()); mysql_select_db("db_shop",$conn) or die("数据库访问错误".mysql_error()); mysql_query("set character set gb2312"); mysql_query("set names gb2312");?> 不知道 只能显示第一条数据 是什么意思
你只给出了发布新商品的表单，并没有显示数据的代码
我已经贴上来了 谢谢了
是指每次向数据库里只能插一条信息么？
我简单测试了一下应该没有问题的，是不是建表的primary key没有设置对？
是指每次向数据库里只能插一条信息么？
我简单测试了一下应该没有问题的，是不是建表的primary key没有设置对？
表，我找到问题了 MYSQL的写入被禁用了 PHP.INI和MY.INI没有配置好。。。
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