PHP SQLite paging.

The operation database file uses the previous action class. You can refer to the previous article. I am very poor literary, nonsense not to say, directly on the code:

<meta charset= ' utf-8 ' ><?php class Sqlitepage{public function __construct () {$this->table_name= '; $this- >tj= ", $this->page_size="; $this->current_page= "; $this->total_page="; include_once ' sqlite_db.php ' ; $this->db=new Sqlitedb ()//can invoke his operation method}function entrance ($table _name, $page _size, $tj = ")//sql does not contain limit Page_ Size shows the number of bars per page {//Gets the current page first//sql = "SELECT * from tab where" + Condition + "ORDER BY" + sort + "limit" + how many records to display + "offset" + how many records to skip; $this-& Gt;page_size= $page _size, $this->table_name= $table _name, $this->tj= $tj; $this->total_page=ceil ($this Db->total ($this->table_name, $this->tj)/$this->page_size), if (!isset ($_get[' page))) {$this current_page=1;//If there is no page, set the default first page}else{$this->current_page=$_get[' page ';} if ($this->current_page> $this->total_page) {//when the current page count is greater than the total number of pages, set the current pages to the total pages $this->current_page= $this Total_page;} if ($this->current_page<1) {//when the current number of pages is greater than the total pages, set the current page to the total page $this->current_page=1;} $TJ = $this->tj. ' Limit '. $this->p age_size. ' Offset '. ($this->current_page-1) * $this->page_size; $result = $this->db->query ($this->table_name, $TJ); return $result;} function Page_bar () {$old _url = $_server["Request_uri"]; $check = Strpos ($old _url, '? '); $pre _urls= ' test '; if ($check) {// If there are any in URLs? if (substr ($old _url, $check + 1) = = ") {//has a question mark, but is not followed by any parameter $first_urls= $old _url. ' page=1 ';//home $pre_urls= $old _url. ' Page= '. ($this->current_page-1);//prev; $next _urls= $old _url. ' page= '. ($this->current_page+1);//next page; $end _urls= $old _url. ' page= '. $this->total_page;//Last} else {//has a question mark and has a parameter if (isset ($_get[' page ')) {//If the parameter contains a page parameter, unregister this parameter unset ($_get[' page '); $old _url= ' http://'. $_server[' http_host '].$_server[' php_self ']. '? '. Http_build_query ($_get);} $first _urls= $old _url. ' &page=1 ';//home $pre_urls= $old _url. ' &page= '. ($this->current_page-1);//previous page; $next _urls= $old _url. ' &page= '. ($this->current_page+1);//next page; $end _urls= $old _url. ' &page= '. $this->total_page;//Last}}else{//if there is no question mark (that is, if there are no arguments later) $first _urls= $old _url.Page=1 '; $first _urls= $old _url. '? Page=1 ';//home $pre_urls= $old _url. '? Page= '. ($this->current_page-1);//previous page; $next _urls= $old _url. '? Page= '. ($this->current_page+1);//next page; $end _urls= $old _url. '? Page= '. $this->total_page;//last}//echo $this->table_name. ' table_name '; return ' <div class= ' page ' ><a > "Total". $this->total_page page, section '. $this->current_page. ' Page "</a><a href=" '. $first _urls. ' > Home </a><a href= "'. $pre _urls. '" > previous page </a><a href= "'. $next _urls. '" > next page </a><a href= "'. $end _urls. '" > End </a></div> ';} Public Function Get_total_page () {return ceil ($this->total_record/$this->page_size);}} $page =new prepage ()//$res = $page->entrance (' log '),//echo "

PHP SQLite paging.