一个简易需要注册的留言版程序_PHP教程

1.guestbook.php（留言程序）

$PAGESIZE=5;
$db=mysql_connect("localhost","root","");
mysql_select_db("lyanban",$db);
$result=mysql_query("SELECT * FROM message order by date desc",$db);
$rowcount=mysql_num_rows($result);
$PAGES=CEIL($rowcount/$PAGESIZE);
if($rowcount==0)
{echo "