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<?php
Class createdb //類的開(kāi)始
{
var $db= "localhost";//數(shù)據(jù)庫(kù)地址;
var $dbname = "root";//用戶名;
var $dbpwd = "";//密碼;
var $dbtable = "mysql";//使用的數(shù)據(jù)庫(kù)
var $conn; //數(shù)據(jù)庫(kù)連接;
var $result; //結(jié)果集
var $mysql; //執(zhí)行的mysql
var $row; //結(jié)果集中找數(shù)據(jù)
function createconn() //這個(gè)類方法是開(kāi)始一個(gè)conn連接,然后開(kāi)始選擇數(shù)據(jù)庫(kù)
{
$this->conn = mysql_connect($this->db,$this->dbname,$this->dbpwd);
mysql_select_db($this->dbtable,$this->conn);
}
function getresule() //這個(gè)是得到一個(gè)結(jié)果集
{
$this->result = mysql_query($this->mysql,$this->conn);
}
function getrow() //創(chuàng)建一個(gè)向前的結(jié)果集指針
{
$this->row = mysql_fetch_array($this->result);
return $this->row;
}
function closedatabase()
{
mysql_close($this->conn);
}
}//類結(jié)束,開(kāi)始調(diào)用類來(lái)讀mysql數(shù)據(jù)庫(kù)數(shù)據(jù).
//調(diào)試數(shù)據(jù)庫(kù)連接的代碼!不需要的.
/* $bb = new createdb; //類實(shí)例化
$bb->createconn();// 調(diào)用類的連接
$bb->mysql="select * from friends_conf";
$bb->getresule(); //調(diào)用類得到結(jié)果集
while($bb->getrow()){ //調(diào)用類創(chuàng)建指針向前讀循環(huán)讀數(shù)據(jù),
echo($bb->row["confname"]);
echo($bb->row["confvalue"]);
}*/
?>
//分頁(yè)類~ 繼承了上面的方法
<?php
Class pagefy extends createdb{
var $nametatol; //總的記錄數(shù)
var $namemust = 1; //每一頁(yè)想要顯示的記錄數(shù)
var $pageall;
var $i = 1;
var $m ;
var $p = 8; //需要顯示的頁(yè)碼;
var $a;
function gettatol() //取總的記錄數(shù)方法
{ //先要連接數(shù)據(jù)庫(kù)
$this->nametatol = $this->row[0]; //總的記錄數(shù)
}
function getpage() //取總頁(yè)數(shù)
{
$this->pageall = $this->nametatol % $this->namemust;
if($this->pageall)
{
$this->pageall = (int)($this->nametatol / $this->namemust) + 1;
return $this->a = $this->pageall ;
}
else
{
return $this->a = $this->pageall = (int)($this->nametatol / $this->namemust);
}
}
function num_pl() //頁(yè)碼顯示
{
$this->pageall = $this->pageall - ($this->pageall - $this->p);
while($this->pageall)
{
echo("<a href='pagefy.php?n=$this->i'>$this->i</a>");
echo(" "); //想顯示什么樣式自己加
$this->i++;
$this->pageall =$this->pageall -1;
}
}
function get_num_pl() //取的LIMIT的前一個(gè)參數(shù)（開(kāi)始ROW數(shù)）
{
$this->m = $_GET["n"] * $this->namemust - $this->namemust;
}
function showpage() //顯示分頁(yè)的內(nèi)容
{
$this->createconn();
$this->mysql="select * from friends_conf limit $this->m ,$this->namemust";
$this->getresule();
while($this->getrow())
{
echo($this->row["confname"]); //你想讀出的字段，自己添加
echo($this->row["confvalue"]);
}
}
function firstpage() //首頁(yè)
{
echo("<a href='pagefy.php?n=1'>首頁(yè)<a>");
}
function backpage() //
{
if($this->i = $_GET["n"] - 1)
{
echo("<a href='pagefy.php?n=$this->i'><a>");
}
}
function nextpage() //
{
$this->i = $_GET["n"] + 1;
if($this->i <= $this->a)
{
echo("<a href='pagefy.php?n=$this->i'><a>");
}
}
function footpage() //最后一頁(yè)
{
echo("<a href='pagefy.php?n=$this->a'>最后一頁(yè)<a>");
}
}
?>
<?php //調(diào)試部分
$mm = new pagefy;
$mm->createconn();
$mm->mysql="select count(*) from friends_conf";
$mm->getresule();
$mm->closedatabase();
$mm->getrow();
$mm->gettatol();
$mm->getpage();
$mm->num_pl();
$mm->get_num_pl();
$mm->showpage();
$mm->closedatabase();
$mm->firstpage();
$mm->backpage();
$mm->nextpage();
$mm->footpage();
?>
這個(gè)類已經(jīng)調(diào)試完成!十分好用~~~~~~~~~~~~~~~~
類就是你的刀~不提前煉好,難到要等打架的時(shí)候再去煉呀!~早死人了~~
所有我一有空!就寫(xiě)個(gè)方面的功能類~~~~~~
應(yīng)該來(lái)說(shuō)我這個(gè)類~~相對(duì)簡(jiǎn)單~~~看不懂的問(wèn)~
php技術(shù)：整合了前面的PHP數(shù)據(jù)庫(kù)連接類~~做成一個(gè)分頁(yè)類!，轉(zhuǎn)載需保留來(lái)源！
鄭重聲明：本文版權(quán)歸原作者所有，轉(zhuǎn)載文章僅為傳播更多信息之目的，如作者信息標(biāo)記有誤，請(qǐng)第一時(shí)間聯(lián)系我們修改或刪除，多謝。
