北京大学生公益实践活动倡导文明停放共享单车
<?php
namespace JasonGrimes;
class Paginator
{
const NUM_PLACEHOLDER = '(:num)';
protected $totalItems;
protected $numPages;
protected $itemsPerPage;
protected $currentPage;
protected $urlPattern;
protected $maxPagesToShow = 10;
protected $previousText = 'Previous';
protected $nextText = 'Next';
/**
* @param int $totalItems The total number of items.
* @param int $itemsPerPage The number of items per page.
* @param int $currentPage The current page number.
* @param string $urlPattern A URL for each page, with (:num) as a placeholder for the page number. Ex. '/foo/page/(:num)'
*/
public function __construct($totalItems, $itemsPerPage, $currentPage, $urlPattern = '')
{
$this->totalItems = $totalItems;
$this->itemsPerPage = $itemsPerPage;
$this->currentPage = $currentPage;
$this->urlPattern = $urlPattern;
$this->updateNumPages();
}Function 1: Generate paging navigation and paging function parameter list based on the total number of pages, current page, page grouping and url (how many pages, current page, how many per page, link address). Function 2: According to the number of records, page columns are counted, $page, current page; $row_num total number of records; $pagesize: number of records per page; $url record page.
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