第五個頁面name="changenick.php" <? include "../signup/mysql.php"; //echo $userid; if($action=="ok") { $sql="select * from chat_user_list where userid='$nick'"; $result=mysql_query($sql) or die(mysql_error()); if(!$result) echo
//此頁面為php3.php <? include "signup/mysql.inc"; switch($part){ case "1" :$table="bbs_php";break; case "2" :$table="bbs_mysql";break; case "3" :$table="bbs_html";break; case "4"
//此頁面為look.php <? include "signup/mysql.inc"; $sql="select * from ".$table." where id='$id'"; $result=mysql_query($sql)or die(mysql_error()); $row=mysql_fetch_array($result); $number=++$row["number"]; $sql="update $table set number='$number'
function cook_cooloff(){ global $PHP_SELF,$aid,$pgno; setcookie("OPEN_LIST",0,time()+ 31536000); Header("Location:$PHP_SELF?aid=$aid&pgno=$pgno"); exit; }
mysql|程式|購物車 <? if(!$session && !$scid) { $session = md5(uniqid(rand())); SetCookie("scid", "$session", time() + 14400); } /* last number is expiration time in seconds, 14400 sec = 4 hrs */ class Cart { function check_item(
3。資料庫設計 關鍵還是mysql的效率問題,合理分配mysql的記憶體,特別是table cache的 大小。另外,當系統突然掉電呢?mysql是否robust? table的名字設計,採用一位首碼表明類型,全部用小寫表示(?),例如: 系統的資料庫,以s為前置,如使用者表:suser(sUSER 呢?),具體如下: s :系統資料表,suser,sclass m