php分页类与分页函数多种分页样式供选择
Libérer: 2016-07-25 08:51:37
original
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-
/**
- * 页面名称:page_class.php
- */
- class Page {
- private $each_disNums; //每页显示的条目数
- private $nums; //总条目数
- private $current_page; //当前被选中的页
- private $sub_pages; //每次显示的页数
- private $pageNums; //总页数
- private $page_array = array (); //用来构造分页的数组
- private $subPage_link; //每个分页的链接
- /**
- *
- * __construct是SubPages的构造函数,用来在创建类的时候自动运行.
- * @$each_disNums 每页显示的条目数
- * @nums 总条目数
- * @current_num 当前被选中的页
- * @sub_pages 每次显示的页数
- * @subPage_link 每个分页的链接
- * @subPage_type 显示分页的类型
- *
- * 当@subPage_type=1的时候为普通分页模式
- * example:共4523条记录,每页显示10条,当前第1/453页 [首页] [上页] [下页] [尾页]
- * 当@subPage_type=2的时候为经典分页样式
- * example:当前第1/453页 [首页] [上页] 1 2 3 4 5 6 7 8 9 10 [下页] [尾页]
- */
- function Page($each_disNums, $nums, $current_page, $sub_pages, $subPage_link) {
- $this->each_disNums = intval($each_disNums);
- $this->nums = intval($nums);
- if (!$current_page) {
- $this->current_page = 1;
- } else {
- $this->current_page = intval($current_page);
- }
- $this->sub_pages = intval($sub_pages);
- $this->pageNums = ceil($nums / $each_disNums);
- $this->subPage_link = $subPage_link;
- }
- /**
- * 照顾低版本
- */
- function __construct($each_disNums, $nums, $current_page, $sub_pages, $subPage_linke) {
- $this->Page($each_disNums, $nums, $current_page, $sub_pages, $subPage_link);
- }
/*
- __destruct析构函数,当类不在使用的时候调用,该函数用来释放资源。
- */
- function __destruct() {
- unset ($each_disNums);
- unset ($nums);
- unset ($current_page);
- unset ($sub_pages);
- unset ($pageNums);
- unset ($page_array);
- unset ($subPage_link);
- }
/*
- 用来给建立分页的数组初始化的函数。
- */
- function initArray() {
- for ($i = 0; $i sub_pages; $i++) {
- $this->page_array[$i] = $i;
- }
- return $this->page_array;
- }
/*
- construct_num_Page该函数使用来构造显示的条目
- 即使:[1][2][3][4][5][6][7][8][9][10]
- */
- function construct_num_Page() {
- if ($this->pageNums sub_pages) {
- $current_array = array ();
- for ($i = 0; $i pageNums; $i++) {
- $current_array[$i] = $i +1;
- }
- } else {
- $current_array = $this->initArray();
- if ($this->current_page for ($i = 0; $i $current_array[$i] = $i +1;
- }
- }
- elseif ($this->current_page pageNums && $this->current_page > $this->pageNums - $this->sub_pages + 1) {
- for ($i = 0; $i $current_array[$i] = ($this->pageNums) - ($this->sub_pages) + 1 + $i;
- }
- } else {
- for ($i = 0; $i $current_array[$i] = $this->current_page - 2 + $i;
- }
- }
- }
return $current_array;
- }
/*
- 构造普通模式的分页
- 共4523条记录,每页显示10条,当前第1/453页 [首页] [上页] [下页] [尾页]
- */
- function subPageCss1() {
- $subPageCss1Str = "";
- $subPageCss1Str .= "共" . $this->nums . "条记录,";
- $subPageCss1Str .= "每页显示" . $this->each_disNums . "条,";
- $subPageCss1Str .= "当前第" . $this->current_page . "/" . $this->pageNums . "页 ";
- if ($this->current_page > 1) {
- $firstPageUrl = $this->subPage_link . "1";
- $prewPageUrl = $this->subPage_link . ($this->current_page - 1);
- $subPageCss1Str .= "[首页] ";
- $subPageCss1Str .= "[上一页] ";
- } else {
- $subPageCss1Str .= "[首页] ";
- $subPageCss1Str .= "[上一页] ";
- }
if ($this->current_page pageNums) {
- $lastPageUrl = $this->subPage_link . $this->pageNums;
- $nextPageUrl = $this->subPage_link . ($this->current_page + 1);
- $subPageCss1Str .= " [下一页] ";
- $subPageCss1Str .= "[尾页] ";
- } else {
- $subPageCss1Str .= "[下一页] ";
- $subPageCss1Str .= "[尾页] ";
- }
return $subPageCss1Str;
}
/*
- 构造经典模式的分页
- 当前第1/453页 [首页] [上页] 1 2 3 4 5 6 7 8 9 10 [下页] [尾页]
- */
- function subPageCss2() {
- $subPageCss2Str = "";
- $subPageCss2Str .= "当前第" . $this->current_page . "/" . $this->pageNums . "页 ";
if ($this->current_page > 1) {
- $firstPageUrl = $this->subPage_link . "1";
- $prewPageUrl = $this->subPage_link . ($this->current_page - 1);
- $subPageCss2Str .= "[首页] ";
- $subPageCss2Str .= "[上一页] ";
- } else {
- $subPageCss2Str .= "[首页] ";
- $subPageCss2Str .= "[上一页] ";
- }
$a = $this->construct_num_Page();
- for ($i = 0; $i $s = $a[$i];
- if ($s == $this->current_page) {
- $subPageCss2Str .= "[" . $s . "]";
- } else {
- $url = $this->subPage_link . $s;
- $subPageCss2Str .= "[" . $s . "]";
- }
- }
if ($this->current_page pageNums) {
- $lastPageUrl = $this->subPage_link . $this->pageNums;
- $nextPageUrl = $this->subPage_link . ($this->current_page + 1);
- $subPageCss2Str .= " [下一页] ";
- $subPageCss2Str .= "[尾页] ";
- } else {
- $subPageCss2Str .= "[下一页] ";
- $subPageCss2Str .= "[尾页] ";
- }
- return $subPageCss2Str;
- }
- }
//测试两种不同效果
- $t = new Page(10, 100, $_GET['p'], 5, 'page_class.php?p=');
- echo $t->subPageCss2(); //调用经典分页函数
echo " ";
- echo $t->subPageCss1();//调用普通分页函数
-
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