PHP paging function, best paging function_PHP tutorial

PHP paging function backup, date 2011-09-25, fixed several issues.

(1) When the total number of pages is 0, there are many calculation problems.

(2) When the current page is the last page, the calculation error occurs.

(3) Problem when the total number of pages is small and the number of floating pages.

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//New paging function
function fenye($fenyeurl,$page,$totalnum,$perpage,$rewrite=0){
$page = max($page,1);
$totalpage = ceil($totalnum/$perpage);
$rangepage = 6;

$startpage = max(1,$page - $rangepage);
$endpage = min($totalpage,$startpage+$rangepage*2 - 1);
$startpage = min($startpage,$endpage - $rangepage*2 + 1);
if($startpage < 1) $startpage = 1;

$fileext = $rewrite ? '.html':'';
$html = '

';
$html .= '
• Homepage
';
$html .= $page > 1 ? '
• Previous page
':'';
for($i = $startpage;$i <= $endpage;$i++){
$html .= '
• '.$i.'
';
If($i == $totalpage) break;
}  
$html .= $page < $totalpage ? '
• Next page $html .= '
• Last page
';
$html .= '

';

return $html;
}

Author "default7"

http://www.bkjia.com/PHPjc/478621.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/478621.htmlTechArticlePHP paging function backup, date 2011-09-25, fixed several issues. (1) When the total number of pages is 0, there are many calculation problems. (2) When the current page is the last page, the calculation error occurs. ...