php 文章分页效果代码
<?php //前台分页函数 function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $autogoto = TRUE, $simple = FALSE) { //global $maxpage; $ajaxtarget = !empty($_GET['ajaxtarget']) ? " ajaxtarget="".htmlspecialchars($_GET['ajaxtarget'])."" " : ''; $multipage = ''; $mpurl.= strpos($mpurl, '?') ? '&' : '?'; $realpages = 1; if ($num > $perpage) { $offset = 2; $realpages = @ceil($num / $perpage); $pages = $maxpages && $maxpages < $realpages ? $maxpages : $realpages; //$curpage = $curpage < $realpages ? $curpage : $realpages; if ($page > $pages) { $from = 1; $to = $pages; } else { $from = $curpage - $offset; $to = $from + $page - 1; if ($from < 1) { $to = $curpage + 1 - $from; $from = 1; if ($to - $from < $page) { $to = $page; } } elseif ($to > $pages) { $from = $pages - $page + 1; $to = $pages; } } $multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="' . $mpurl . 'page=1" class="first"' . $ajaxtarget . '>1 ...</a>' : '') . ($curpage > 1 && !$simple ? '<a href="' . $mpurl . 'page=' . ($curpage - 1) . '" class="prev"' . $ajaxtarget . '>‹‹</a>' : ''); for ($i = $from; $i <= $to; $i++) { $multipage.= $i == $curpage ? '<strong>' . $i . '</strong>' : '<a href="' . $mpurl . 'page=' . $i . ($ajaxtarget && $i == $pages && $autogoto ? '#' : '') . '"' . $ajaxtarget . '>' . $i . '</a>'; } $multipage.= ($curpage < $pages && !$simple ? '<a href="' . $mpurl . 'page=' . ($curpage + 1) . '" class="next"' . $ajaxtarget . '>››</a>' : '') . ($to < $pages ? '<a href="' . $mpurl . 'page=' . $pages . '" class="last"' . $ajaxtarget . '>... ' . $realpages . '</a>' : '') . (!$simple && $pages > $page && !$ajaxtarget ? '<kbd><input type="text" name="custompage" size="3" onkeydown="if(event.keyCode==13) {window.location=\''.$mpurl.'page = \'+this.value; return false;}" /></kbd>' : ''); $multipage = $multipage ? '<div class="pages">' . (!$simple ? '<em> ' . $num . ' </em>' : '') . $multipage . '</div>' : ''; } $maxpage = $realpages; return $multipage; }
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