<?php$str = <<<EOF生命的力量|23我们的世界|45生命的活力|67力量的源泉|14生命|11热爱生命|12伟大的生命|15
EOF;$arr = explode("\n", $str);
$word = $_REQUEST['word'];
$newarr = array();
if ($word) {foreach ($arr as $val) {if (strpos($val, $word) !== false) {$newarr[] = $val;}}
} else {$newarr = $arr;
}
$count = count($newarr);
$perpage = 2;
$page = intval($_GET['page']) > 0 ? intval($_GET['page']) : 1;
$start = ($page - 1) * $perpage;$datalist = array_slice($newarr, $start, $perpage);
var_dump($datalist);$mpurl = 'http://' . $_SERVER['HTTP_HOST'] . '/' . $_SERVER['SCRIPT_NAME'] . '?word=' . urlencode($word);// 复杂点的分页
echo multi($count, $perpage, $page, $mpurl);// 简单的分页
//$num = 0;
//if (isset($newarr[$start + $perpage])) {
//    $num = $perpage;
//}
//echo simplepage($num, $perpage, $page, $mpurl);

//discuz simplepage
function simplepage($num, $perpage, $curpage, $mpurl) {$return = '';$lang['next'] = '下一页';$lang['prev'] = '上一页';$next = $num == $perpage ? '<a href="' . $mpurl . '&amp;page=' . ($curpage + 1) . '" class="nxt">' . $lang['next'] . '</a>' : '';$prev = $curpage > 1 ? '<span class="pgb"><a href="' . $mpurl . '&amp;page=' . ($curpage - 1) . '">' . $lang['prev'] . '</a></span>' : '';if ($next || $prev) {$return = '<div class="pg">' . $prev . $next . '</div>';}return $return;
}
// discuz multi
function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $autogoto = FALSE, $simple = FALSE) {global $_G;$ajaxtarget = '';$a_name = '';if (strpos($mpurl, '#') !== FALSE) {$a_strs = explode('#', $mpurl);$mpurl = $a_strs[0];$a_name = '#' . $a_strs[1];}$lang['next'] = '下一页';$lang['prev'] = '上一页';$dot = '...';$multipage = '';$mpurl .= strpos($mpurl, '?') !== FALSE ? '&amp;' : '?';$realpages = 1;$page -= strlen($curpage) - 1;if ($page <= 0) {$page = 1;}if ($num > $perpage) {$offset = floor($page * 0.5);$realpages = @ceil($num / $perpage);$pages = $maxpages && $maxpages < $realpages ? $maxpages : $realpages;if ($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' . $a_name . '" class="first"' . $ajaxtarget . '>1 ' . $dot . '</a>' : '') .($curpage > 1 && !$simple ? '<a href="' . $mpurl . 'page=' . ($curpage - 1) . $a_name . '" class="prev"' . $ajaxtarget . '>' . $lang['prev'] . '</a>' : '');for ($i = $from; $i <= $to; $i++) {$multipage .= $i == $curpage ? '<strong>' . $i . '</strong>' :'<a href="' . $mpurl . 'page=' . $i . ($ajaxtarget && $i == $pages && $autogoto ? '#' : $a_name) . '"' . $ajaxtarget . '>' . $i . '</a>';}$multipage .= ($to < $pages ? '<a href="' . $mpurl . 'page=' . $pages . $a_name . '" class="last"' . $ajaxtarget . '>' . $dot . ' ' . $realpages . '</a>' : '') .($curpage < $pages && !$simple ? '<a href="' . $mpurl . 'page=' . ($curpage + 1) . $a_name . '" class="nxt"' . $ajaxtarget . '>' . $lang['next'] . '</a>' : '') ;$multipage = $multipage ? '<div class="pg">' . ($shownum && !$simple ? '<em>&nbsp;' . $num . '&nbsp;</em>' : '') . $multipage . '</div>' : '';}$maxpage = $realpages;return $multipage;
}?>