一个关于文件上传的页面.遇到错误.求大神指导指导
<br />
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><br />
<html xmlns="http://www.w3.org/1999/xhtml"><br />
<head><br />
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><br />
<title>upload.</title><br />
<style type="text/css"><br />
<!--<br />
.STYLE2 {<br />
font-family: "宋体";<br />
font-weight: bold;<br />
}<br />
--><br />
</style><br />
</head><br />
<br />
<body><br />
<style type="text/css"><br />
<!--<br />
tr,td{font-size:10px}<br />
--><br />
</style><br />
<center><br />
<h1 class="STYLE2">upload your file</h1><br />
<p><br />
<table border="1" cellspacing="0" cellpadding="1" bordercolordark="#ffffff" bordercolorlight="#0000ff" width="400"><br />
<form action="up_back.php" method="post" enctype="multipart/form-data"><br />
<tr bgcolor="#ccccff"><br />
<td>chose your file:</td><br />
<td><input type="file" name="upfile" size=32 /></td><br />
</tr><br />
<tr><br />
<td>describe:</td><br />
<td><input type="text" name="describe" size="42" /></td><br />
</tr><br />
<tr><br />
<td>owner:</td><br />
<td><input type="text" name="owner" size="42" /></td><br />
</tr><br />
<tr><br />
<td>submit:</td><br />
<td><center><input type="submit" value="submit" /></center></td><br />
</tr><br />
</form><br />
</table><br />
</p><br />
</center><br />
<br />
<br />
</body><br />
</html><br />
<?php<br />
if (!$_POST["upfile"]&&$_FILES["upfile"]["name"]=="")<br />
{<br />
echo "no file<p>";<br />
echo "click<a href=\"up_forward.html\">there</a>return!";<br />
}<br />
else <br />
{<br />
$filepath="upload/";<br />
$name=$filepath.$_FILES["upload"]["name"];<br />
while (file_exists($name))<br />
{<br />
$temp=explode(".", $name);<br />
$name=$temp[0]."0".".".$temp[1];<br />
}<br />
if(move_uploaded_file($_FILES["upfile"]["tmp_name"], $name))<br />
{<br />
if ($_POST["owner"])<br />
{<br />
$owner=$_POST["owner"];<br />
}<br />
else <br />
{<br />
$owner="NULL";<br />
}<br />
if ($_POST["describe"])<br />
{<br />
$describe=$_POST["describe"];<br />
}<br />
else<br />
{<br />
$describe="NONE";<br />
}<br />
$time=date("y-m-d H:m:s");<br />
$content=$_FILES["upload"]["name"]."||".$owner."||".$describe."||".$time."\n";<br />
file_put_contents("record.dat", $content.FILE_APPEND);<br />
echo "name:".$_FILES["upfile"]["name"];<br />
echo "<p>";<br />
echo "is upload successfull.<p>";<br />
echo "click<a href=\"up_forward.html\">there</a>return!";<br />
}<br />
else <br />
{<br />
echo "upload error!<p>";<br />
echo "fail!<p>";<br />
echo "click<a href=\"index.php\">there</a>check!";<br />
}<br />
}<br />
?><br />
