聊天室php&mysql(二)

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上載者:User
關鍵字 聊天室php&mysql(二)
//第二頁面 name="frame2.php"



include "../signup/MySQL.php";
header("Expires: Sun, 28 Dec 1997 09:32:45 GMT");
header("Cache-Control: no-cache, must-revalidate");
header("PRagma: no-cache");
header("Content-Type: text/html; charset=${Charset}");



$current_time=time();
$delete_time=$current_time-40;
$sql="delete from chat_user where last_time<".$delete_time;
mysql_query($sql)or die(" false again");



$sql="update chat_user set last_time='$current_time' where userid='$userid'";
mysql_query($sql) or die("false");

$sql="select userid from chat_user";
$result=mysql_query($sql)or die("fallse");
$online=mysql_num_rows($result);
?>



user list







 
  線上人數

 
 


 
 
  $sql="select userid,id,sex from chat_user";
 $result=mysql_query($sql)or die("fallse");
 while($row=mysql_fetch_array($result)){

   $user=$row['userid'];
   $user="".$row["id"];
   echo $user."(".$row["sex"].")
";
 }
 ?>
  
  


 



 
 (人)





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