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<?php
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/**
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* Created by PhpStorm.
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* User: ruidiudiu
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* Date: 2018/8/13
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* Time: 11:41
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*/
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namespace page;
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use think\Paginator;
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class Page extends Paginator
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{
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protected function home() {
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if ($this->currentPage() > 1) {
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return "<a href='" . $this->url(1) . "' title='首页'>首页</a>";
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} else {
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return "<p>首页</p>";
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}
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}
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//上一页
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protected function prev() {
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if ($this->currentPage() > 1) {
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return "<a href='" . $this->url($this->currentPage - 1) . "' title='上一页'>上一页</a>";
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} else {
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return "<p>上一页</p>";
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}
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}
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//下一页
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protected function next() {
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if ($this->hasMore) {
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return "<a href='" . $this->url($this->currentPage + 1) . "' title='下一页'>下一页</a>";
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} else {
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return"<p>下一页</p>";
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}
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}
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//尾页
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protected function last() {
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if ($this->hasMore) {
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return "<a href='" . $this->url($this->lastPage) . "' title='尾页'>尾页</a>";
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} else {
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return "<p>尾页</p>";
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}
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}
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//统计信息
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protected function info(){
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return "<p class='pageRemark'>共<b>" . $this->lastPage .
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"</b>页<b>" . $this->total . "</b>条数据</p>";
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}
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/**
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* 页码按钮
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* @return string
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*/
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protected function getLinks()
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{
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$block = [
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'first' => null,
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'slider' => null,
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'last' => null
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];
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$side = 3;
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$window = $side * 2;
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if ($this->lastPage < $window + 6) {
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$block['first'] = $this->getUrlRange(1, $this->lastPage);
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} elseif ($this->currentPage <= $window) {
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$block['first'] = $this->getUrlRange(1, $window + 2);
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$block['last'] = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
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} elseif ($this->currentPage > ($this->lastPage - $window)) {
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$block['first'] = $this->getUrlRange(1, 2);
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$block['last'] = $this->getUrlRange($this->lastPage - ($window + 2), $this->lastPage);
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} else {
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$block['first'] = $this->getUrlRange(1, 2);
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$block['slider'] = $this->getUrlRange($this->currentPage - $side, $this->currentPage + $side);
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$block['last'] = $this->getUrlRange($this->lastPage - 1, $this->lastPage);
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}
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$html = '';
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if (is_array($block['first'])) {
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$html .= $this->getUrlLinks($block['first']);
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}
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if (is_array($block['slider'])) {
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$html .= $this->getDots();
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$html .= $this->getUrlLinks($block['slider']);
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}
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if (is_array($block['last'])) {
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$html .= $this->getDots();
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$html .= $this->getUrlLinks($block['last']);
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}
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return $html;
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}
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/**
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* 渲染分页html
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* @return mixed
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*/
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public function render()
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{
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if ($this->hasPages()) {
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if ($this->simple) {
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return sprintf(
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'%s<div class="pagination">%s %s %s</div>',
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$this->css(),
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$this->prev(),
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$this->getLinks(),
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$this->next()
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);
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} else {
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return sprintf(
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'%s<div class="pagination">%s %s %s %s %s %s</div>',
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$this->css(),
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$this->home(),
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$this->prev(),
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$this->getLinks(),
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$this->next(),
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$this->last(),
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$this->info()
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);
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}
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}
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}
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/**
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* 生成一个可点击的按钮
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*
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* @param string $url
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* @param int $page
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* @return string
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*/
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protected function getAvailablePageWrapper($url, $page)
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{
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return '<a href="' . htmlentities($url) . '" title="第"'. $page .'"页" >' . $page . '</a>';
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}
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/**
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* 生成一个禁用的按钮
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*
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* @param string $text
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* @return string
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*/
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protected function getDisabledTextWrapper($text)
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{
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return '<p class="pageEllipsis">' . $text . '</p>';
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}
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/**
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* 生成一个激活的按钮
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*
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* @param string $text
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* @return string
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*/
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protected function getActivePageWrapper($text)
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{
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return '<a href="" class="cur">' . $text . '</a>';
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}
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/**
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* 生成省略号按钮
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*
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* @return string
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*/
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protected function getDots()
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{
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return $this->getDisabledTextWrapper('...');
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}
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/**
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* 批量生成页码按钮.
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*
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* @param array $urls
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* @return string
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*/
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protected function getUrlLinks(array $urls)
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{
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$html = '';
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foreach ($urls as $page => $url) {
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$html .= $this->getPageLinkWrapper($url, $page);
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}
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return $html;
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}
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/**
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* 生成普通页码按钮
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*
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* @param string $url
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* @param int $page
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* @return string
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*/
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protected function getPageLinkWrapper($url, $page)
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{
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if ($page == $this->currentPage()) {
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return $this->getActivePageWrapper($page);
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}
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return $this->getAvailablePageWrapper($url, $page);
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}
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/**
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* 分页样式
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*/
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protected function css(){
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return ' <style type="text/css">
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.pagination p{
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margin:0;
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cursor:pointer
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}
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.pagination{
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height:40px;
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padding:20px 0px;
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}
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.pagination a{
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display:block;
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float:left;
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margin-right:10px;
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padding:2px 12px;
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height:24px;
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border:1px #cccccc solid;
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background:#fff;
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text-decoration:none;
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color:#808080;
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font-size:12px;
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line-height:24px;
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}
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.pagination a:hover{
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color:#077ee3;
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background: white;
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border:1px #077ee3 solid;
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}
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.pagination a.cur{
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border:none;
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background:#077ee3;
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color:#fff;
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}
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.pagination p{
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float:left;
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padding:2px 12px;
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font-size:12px;
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height:24px;
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line-height:24px;
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color:#bbb;
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border:1px #ccc solid;
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background:#fcfcfc;
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margin-right:8px;
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}
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.pagination p.pageRemark{
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border-style:none;
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background:none;
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margin-right:0px;
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padding:4px 0px;
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color:#666;
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}
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.pagination p.pageRemark b{
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color:red;
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}
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.pagination p.pageEllipsis{
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border-style:none;
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background:none;
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padding:4px 0px;
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color:#808080;
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}
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.dates li {font-size: 14px;margin:20px 0}
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.dates li span{float:right}
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</style>';
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}
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} |
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\ No newline at end of file |
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