采用行写方式的聊天程序（之五）

lt4.php 处理定时刷新问题 <? session_start(); include("g_fun.php"); f_connectdb(); $tmpi = 0; $query;;= "select lt_id,lt_speaker,lt_face,lt_speaked,lt_time,lt_content from lt_t_content"$query .= ";;where lt_id > ".$chat_hh. " order by lt_time "$res = mysql_query($query, $dbh);;;while ($row = mysql_fetch_array($res)) {;;;;;?> ;;;<script Language=JavaScript1.1> ;;;var zt="<? echo '0'; ?>";;var un="<?echo $row['lt_speaker'];?>";;var tw="<?echo $row['lt_speaked'];?>";;var sa="<?echo $row['lt_content'];?>";;parent.f2.nw(zt,un,tw,sa);;;;;//向显示处写入最新的数据. ;;;</script> ;;;<? ;;;$tempi=$row['lt_id']; } if ($tempi > $chat_hh) { ;;$chat_hh = $tempi; } ?> <script Language=JavaScript> setTimeout('this.location.reload()',5000);</script> ltonline.php 处理在线用户信息 <? ;;include("g_fun.php"); ;;f_connectdb(); ;;//删除长时间没有发言的用户信息 ;;$query;;= "update;;lt_t_online set lt_state = '1' where (now() - lt_lasttime) > 500";$res = mysql_query($query, $dbh);;;;;;;;print " 在线人员信息<br>";$query;;= "select lt_username from lt_t_online where lt_state = '0'";$res = mysql_query($query, $dbh);;;;;while ($row = mysql_fetch_array($res)) {;;;;;;print $row["lt_username"].'<br>'; ;;} ?> <script Language=JavaScript> setTimeout('this.location.reload()',5000);</script> 【本文版权归作者与奥索网共同拥有，如需转载，请注明作者及出处】;;;;