Php paging class and paging function multiple paging styles for selection-php Tutorial

Multiple paging styles for php paging and paging functions

/** * Page name: page_class.php */ Class Page { Private $ each_disNums; // Number of Entries displayed on each page Private $ nums; // The total number of items. Private $ current_page; // the currently selected page Private $ sub_pages; // The number of pages displayed each time Private $ pageNums; // total number of pages Private $ page_array = array (); // used to construct an array of pagination Private $ subPage_link; // The link of each page /** * * _ Construct is the SubPages Constructor used to automatically run classes when they are created. * @ $ Each_disNums number of entries displayed on each page * @ Nums total number of entries * @ Current_num the selected page * @ Sub_pages the number of pages displayed each time * @ SubPage_link the link of each page * @ SubPage_type: type of the display page * * When @ subPage_type = 1, it is in normal paging mode. * Example: a total of 4523 records are displayed. 10 records are displayed on each page. Currently, page 1/453 [Homepage] [Previous Page] [Next Page] [last page] * The classic paging style is used when @ subPage_type = 2. * Example: current page 1/453 [Homepage] [Previous Page] 1 2 3 4 5 6 7 8 9 10 [Next Page] [last page] */ 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; } /** * Take Care of earlier versions */ Function _ construct ($ each_disNums, $ nums, $ current_page, $ sub_pages, $ subPage_linke ){ $ This-> Page ($ each_disNums, $ nums, $ current_page, $ sub_pages, $ subPage_link ); } /* _ Destruct: a destructor called when the class is not in use. This function is used to release resources. */ Function _ destruct (){ Unset ($ each_disNums ); Unset ($ nums ); Unset ($ current_page ); Unset ($ sub_pages ); Unset ($ pageNums ); Unset ($ page_array ); Unset ($ subPage_link ); } /* The function used to initialize the array that creates pagination. */ Function initArray (){ For ($ I = 0; $ I <$ this-> sub_pages; $ I ++ ){ $ This-> page_array [$ I] = $ I; } Return $ this-> page_array; } /* Construct_num_Page this function is used to construct display entries Even if: [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] */ Function construct_num_Page (){ If ($ this-> pageNums <$ this-> sub_pages ){ $ Current_array = array (); For ($ I = 0; $ I <$ this-> pageNums; $ I ++ ){ $ Current_array [$ I] = $ I + 1; } } Else { $ Current_array = $ this-> initArray (); If ($ this-> current_page <= 3 ){ For ($ I = 0; $ I <count ($ current_array); $ I ++ ){ $ Current_array [$ I] = $ I + 1; } } Elseif ($ this-> current_page <= $ this-> pageNums & $ this-> current_page> $ this-> pageNums-$ this-> sub_pages + 1 ){ For ($ I = 0; $ I <count ($ current_array); $ I ++ ){ $ Current_array [$ I] = ($ this-> pageNums)-($ this-> sub_pages) + 1 + $ I; } } Else { For ($ I = 0; $ I <count ($ current_array); $ I ++ ){ $ Current_array [$ I] = $ this-> current_page-2 + $ I; } } } Return $ current_array; } /* Construct normal mode paging A total of 4523 records are displayed. 10 records are displayed on each page. Currently, page 1/453 [Homepage] [Previous Page] [Next Page] [last page] */ Function subPageCss1 (){ $ SubPageCss1Str = ""; $ SubPageCss1Str. = "total". $ this-> nums. "records ,"; $ SubPageCss1Str. = "displayed on each page". $ this-> each_disNums ,"; $ SubPageCss1Str. = "current section". $ this-> current_page. "/". $ this-> pageNums. "page "; If ($ this-> current_page> 1 ){ $ FirstPageUrl = $ this-> subPage_link. "1 "; $ PrewPageUrl = $ this-> subPage_link. ($ this-> current_page-1 ); $ SubPageCss1Str. = "[Homepage]"; $ SubPageCss1Str. = "[previous page]"; } Else { $ SubPageCss1Str. = "[Homepage]"; $ SubPageCss1Str. = "[previous page]"; } If ($ this-> current_page <$ this-> pageNums ){ $ LastPageUrl = $ this-> subPage_link. $ this-> pageNums; $ NextPageUrl = $ this-> subPage_link. ($ this-> current_page + 1 ); $ SubPageCss1Str. = "[Next Page]"; $ SubPageCss1Str. = "[last page]"; } Else { $ SubPageCss1Str. = "[Next Page]"; $ SubPageCss1Str. = "[last page]"; } Return $ subPageCss1Str; } /* Create pagination in classic mode Current page 1/453 [Homepage] [Previous Page] 1 2 3 4 5 6 7 8 9 10 [Next Page] [last page] */ Function subPageCss2 (){ $ SubPageCss2Str = ""; $ SubPageCss2Str. = "current section". $ this-> current_page. "/". $ this-> pageNums. "page "; If ($ this-> current_page> 1 ){ $ FirstPageUrl = $ this-> subPage_link. "1 "; $ PrewPageUrl = $ this-> subPage_link. ($ this-> current_page-1 ); $ SubPageCss2Str. = "[Homepage]"; $ SubPageCss2Str. = "[previous page]"; } Else { $ SubPageCss2Str. = "[Homepage]"; $ SubPageCss2Str. = "[previous page]"; } $ A = $ this-> construct_num_Page (); For ($ I = 0; $ I <count ($ a); $ I ++ ){ $ S = $ a [$ I]; If ($ s ==$ this-> current_page ){ $ SubPageCss2Str. = "[". $ s. "]"; } Else { $ Url = $ this-> subPage_link. $ s; $ SubPageCss2Str. = "[". $ s. "]"; } } If ($ this-> current_page <$ this-> pageNums ){ $ LastPageUrl = $ this-> subPage_link. $ this-> pageNums; $ NextPageUrl = $ this-> subPage_link. ($ this-> current_page + 1 ); $ SubPageCss2Str. = "[Next Page]"; $ SubPageCss2Str. = "[last page]"; } Else { $ SubPageCss2Str. = "[Next Page]"; $ SubPageCss2Str. = "[last page]"; } Return $ subPageCss2Str; } } // Test two different effects $ T = new Page (10,100, $ _ GET ['P'], 5, 'page _ class. php? P = '); Echo $ t-> subPageCss2 (); // call the classic paging function Echo" "; Echo $ t-> subPageCss1 (); // call a common paging function