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<?php
/*********************************************************
filename£ºmulti.php
describe£º ÏÔʾ¶àÓÚÒ»Ò³µÄÁ´½Ó
function£º·ÖÒ³ÏÔʾģ¿é
author£º etongchina@gmail.com
checked£º 2008-02-15 18:05
µ÷Ó÷½Ê½£º
$num:Êý¾Ý¿â×ܼǼÊý
$perpage:ÿҳÏÔʾÌõÊý
$curr_page:µ±Ç°Ò³Âë
$mpurl:Á´½ÓµÄURL
$type:url¸ÄдºóµÄÁ´½Ó
ĬÈϹæÔòΪ£ºµ±Ç°Ò³Âë.htm
*********************************************************/
function multi($num, $perpage, $curr_page, $mpurl,$type = 0) {
$multipage = '';
if(!is_numeric($curr_page) || ( $curr_page < 1 )){
showmessage("ÎÞЧҳÃæ²ÎÊý!");
//×Ô¶¨ÒåµÄÊä³öÌáʾº¯Êý
}
if($type == 1){
$script = '';
}else{
$script = ".htm";
}
if($num > $perpage) {
$page = 6;
$offset = 2;
$pages = ceil($num / $perpage);
if($curr_page > $pages){
showmessage("Äú²é¿´µÄÒ³Ãæ²»´æÔÚ£¡");
}
$from = $curr_page - $offset;
$to = $curr_page + $page - $offset - 1;
if($page > $pages) {
$from = 1; $to = $pages;
}else{
if($from < 1) {
$to = $curr_page + 1 - $from;
$from = 1;
if(($to - $from) < $page && ($to - $from) < $pages) {
$to = $page;
}
}elseif($to > $pages) {
$from = $curr_page - $pages + $to;
$to = $pages;
if(($to - $from) < $page && ($to - $from) < $pages) {
$from = $pages - $page + 1;
}
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