با php كدي نوشتم براي ادمين كه user,pass بگيره از ادمين بعد وارد شه من با session نوشتم ولي خطا داره متوجه نمي شم چكار كنم اينم خطاش:
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at D:\xampp\htdocs\ashpazi\admin\list1.php:303) in D:\xampp\htdocs\ashpazi\admin\list1.php on line 304
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at D:\xampp\htdocs\ashpazi\admin\list1.php:303) in D:\xampp\htdocs\ashpazi\admin\list1.php on line 304
كدشم اينه:
<?php
session_start();
if(isset($_POST['fa'])and isset($_POST['la']))
{
$user=$_POST['fa'];
$pass=$_POST['la'];
mysql_connect("localhost","root","");
mysql_select_db("site") or die (mysql_error());
$query=mysql_query("select * from admin where user='$user' and pass='$pass'");
$mean=mysql_fetch_row($query);
if($mean)
{
$_SESSION['user']=$user;
}
elseif(!$mean)
{
echo"<center><b>cannot find the \"$user\"</b><center> ";
}
}
if(isset($_SESSION['user']))
{
echo "<h1>welcome ". $_SESSION['user']."</h1>" ;
echo" <br><center>
<a href=\"insert.htm\" ><img border=\"0\" src=\"sabt.jpg\" align=\"top\"></a>    
<a href=\"s_update.php\"><img border=\"0\" src=\"vira.jpg\" align=\"top\"></a>    
<a href=\"s_delete.htm\"><img border=\"0\" src=\"delete.jpg\" align=\"top\"></a>
</center><br>
<a href=index.htm><b>Main page<a><br><br>
<a href=logout.php><b>Logout<a>   
<a href=change.php><b>Change Password<a>   
";
}
else
{
echo "<html>
<form action=\"list.php\" method=\"post\">
<center><table border=0>
<tr><td>username :</td> <td><input type=\"text\" size=\"15\" name=\"fa\"></td></tr>
<tr><td>password :</td><td> <input type=\"password\" size=\"15\" name=\"la\"></td></tr>
<tr><td> </td>
<td><input type=\"submit\" value=\"login\"> </td></tr></table></center>
</form>
</html>";
exit;
}
?>
لطف كنيد راهنمايم كنيد در ضمن جدولم در sql utf8 نمي دونم چكار كنم
