<?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("
", $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="' . $mpurl . '&page=' . ($curpage + 1) . '" class="nxt">' . $lang['next'] . '</a>' : '';
$prev = $curpage > 1 ? '<span class="pgb"><a href="' . $mpurl . '&page=' . ($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 ? '&' : '?';
$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> ' . $num . ' </em>' : '') . $multipage . '</div>' : '';
}
$maxpage = $realpages;
return $multipage;
}
?>