PHP universal paging component-PHP Tutorial-php.cn

/* ***************************************** ****
* @Class name: page
* @Parameters: $myde_total - Total number of records
* $myde_size - Number of records displayed on one page
* * $myde_page - Current page
* $myde_url - Get the current url
* @Function: Paging implementation
*/
class page {
private $myde_total; //Total number of records
private $myde_size; _count; //The total number of pages
private $myde_i; s
* The format of page display, The number of pages to display links is 2*$show_pages+1.
* 如$show_pages=2那么页面上显示就是[首页] [上页] 1 2 3 4 5 [下页] [尾页]
*/
private $show_pages;
public function __construct($myde_total = 1, $myde_size = 1, $myde_page = 1, $myde_url, $show_pages = 2) {
$this->myde_total = $this->numeric($myde_total);
$this->myde_size = $this->numeric($myde_size);
$this->myde_page = $this->numeric($myde_page);
$this->myde_page_count = ceil($this->myde_total / $this->myde_size);
$this->myde_url = $myde_url;
if ($this->myde_total < 0)
$this->myde_total = 0;
if ($this->myde_page < 1)
$this->myde_page = 1;
if ($this->myde_page_count < 1)
$this->myde_page_count = 1;
if ($this->myde_page > $this->myde_page_count)
$this->myde_page = $this->myde_page_count;
$this->limit = ($this->myde_page - 1) * $this->myde_size;
$this->myde_i = $this->myde_page - $show_pages;
$this->myde_en = $this->myde_page + $show_pages;
if ($this->myde_i < 1) {
$this->myde_en = $this->myde_en + (1 - $this->myde_i);
$this->myde_i = 1;
}
if ($this->myde_en > $this->myde_page_count) {
$this->myde_i = $this->myde_i - ($this->myde_en - $this->myde_page_count);
$this->myde_en = $this->myde_page_count;
}
if ($this->myde_i < 1)
$this->myde_i = 1;
}
//检测是否为数字
private function numeric($num) {
if (strlen($num)) {
if (!preg_match("/^[0-9]+$/", $num)) {
$num = 1;
} else {
$num = substr($num, 0, 11);
}
} else {
$num = 1;
}
return $num;
}
//地址替换
private function page_replace($page) {
return str_replace("{page}", $page, $this->myde_url);
}
//首页
private function myde_home() {
if ($this->myde_page != 1) {
return "首页";
} else {
return "

首页

";
}
}
//上一页
private function myde_prev() {
if ($this->myde_page != 1) {
return "上一页";
} else {
return "

";
}
}
//下一页
private function myde_next() {
if ($this->myde_page != $this->myde_page_count) {
return "下一页";
} else {
return"

";
}
}
//尾页
private function myde_last() {
if ($this->myde_page != $this->myde_page_count) {
return "尾页";
} else {
return "

尾页

";
}
}
//输出
public function myde_write($id = 'page') {
$str = "

";
$str.=$this->myde_home();
$str.=$this->myde_prev();
if ($this->myde_i > 1) {
$str.="

...

";
}
for ($i = $this->myde_i; $i <= $this->myde_en; $i++) {
if ($i == $this->myde_page) {
$str.="$i";
} else {
$str.="$i";
}
}
if ($this->myde_en < $this->myde_page_count) {
$str.="

...

";
}
$str.=$this->myde_next();
$str.=$this->myde_last();
$str.="

共" . $this->myde_page_count .
"页" . $this->myde_total . "条数据

";
$str.="

";
return $str;
}
}

include_once("config.php");
require_once('page.class.php'); //Paging class
$showrow = 3; //Number of rows displayed on one page
$curpage = empty($_GET['page']) ? 1 : $_GET['page']; //The current page should also handle non-numeric situations
$url = "?page={page}"; //Paging Address, if there is a search condition="?page={page}&q=".$_GET['q']
//The code linking mysql is omitted, add it yourself during testing
$sql = "SELECT id,content,lastdate FROM message";
$total = mysql_num_rows(mysql_query($sql)); //Total number of records
if (!empty($_GET['page']) && $total != 0 && $curpage > ceil( $total / $showrow))
$curpage = ceil($total_rows / $showrow); //The current page number is greater than the last page number, take the last page
//Get data
$sql .= " LIMIT " . ($ curpage - 1) * $showrow . ",$showrow;";
$query = mysql_query($sql);
?>

                                                                                                                                                  ;meta name="keywords" c /> .com/jquery/css/common.css" />
                     padding:20px 0px;
}
                                                                                                                                                                         display:block; px;
using use with through ’ through ’ through through using ’ through ’ s ’ through through ’ through ‐ to ‐ ‐‐‐‐‐‐ ‐ ‐ ‐ ‐ ‐ _ _ _ to 1px; -decoration:none;
                                                                                      #page a:hover{

                                                                                                                                                        #page p{
                                                                                                        float:left; height:24px;
                                                                                                                                                                                                margin-right:8px; style:none;
                    background:none; }
#page p.pageRemark b{
color:red;
}
#page p.pageEllipsis{
border-style:none;
background:none;
padding:4px 0px;
color:#808080;
}
.dates li {font-size: 14px;margin:20px 0}
.dates li span{float:right}

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教程：PHP简单漂亮的分页类

$page = new page($total , $showrow, $curpage, $url, 2); ; div class = "FOOT" & GT;
Powered by Sucaihuo.com This site is the original author, please indicate the original link: & lt; a href = "http://www.sucaihu.com" target = "_ Blank" "" >www.sucaihuo.com
">

$host="localhost";
$db_user="root";
$db_pass=" ";
$db_name="test";
$timez/Shanghai";
$link=mysql_connect($host,$db_user,$db_pass);
mysql_select_db($db_name,$link);mysql_query("SET names UTF8 ");

header("Content-Type: text/html; charset=utf-8");

?>

The above has introduced the PHP general paging component, including aspects of it. I hope it will be helpful to friends who are interested in PHP tutorials.

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source：php.cn

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