php原生分页类
作者：互联网
<?php
class wpqPageModel {
public $error = '';
public $currentPageField; //获取当前页的参数名
public $currentPage;//当前页存储变量
public $totalRecord;//总记录数
public $maxPage;//分页最大页码
public $pageSize ;//每页显示多少条
public $pageOffset = 3;//当前分页单侧显示多少页码
public $leftPage ;//当前分页最小页码
public $rightPage ;//当前分页最大页码
public $limit ;//mysql sql语句 的limit 部分 *LIMIT 2,20
public function __construct($totalRecord = '', $currentPageField = 'p', $mode = 'auto'){
$this->totalRecord = $totalRecord;
$this->currentPageField = $currentPageField;
if($mode == 'auto'){
$this->run();
}
}
public function run(){
if(empty($this->totalRecord) || !is_numeric($this->totalRecord)){
$this->totalRecord = 0;
}
if(empty($this->pageSize)){
$this->pageSize = 50;
}
if(empty($this->maxPage)){
$this->maxPage = ceil( $this->totalRecord * 1.0/$this->pageSize);
}
if(empty($this->currentPage)){
if(!isset($_REQUEST[$this->currentPageField]) || empty($_REQUEST[$this->currentPageField])){
$this->currentPage = 1;
}else{
$this->currentPage = $_REQUEST[$this->currentPageField];
}
$this->currentPage = $this->currentPage > $this->maxPage && $this->maxPage > 0 ? $this->maxPage : $this->currentPage;
}
if(empty($this->pageOffset)){
$this->pageOffset = 3;
}
if(empty($this->leftPage) || empty($this->rightPage) ){
$this->setOffsetInfo();
}
}
public function getLimit(){
$offest = $this->pageSize * ( $this->currentPage - 1 );
$limit = " LIMIT $offest, $this->pageSize ";
return $limit;
}
public function setOffsetInfo(){
if($this->currentPage <= $this->pageOffset){
$this->leftPage = 1;
$this->rightPage = min(2 * $this->pageOffset +1, $this->maxPage );
}
if( $this->currentPage > $this->pageOffset && $this->currentPage <= $this->maxPage - $this->pageOffset){
$this->leftPage = $this->currentPage - $this->pageOffset;
$this->rightPage = $this->currentPage + $this->pageOffset;
}
if( $this->currentPage > $this->maxPage - $this->pageOffset){
$this->leftPage = max($this->currentPage - 2 * $this->pageOffset -1, 1);
$this->rightPage = $this->maxPage;
}
}
public function getPageInfo(){
$pageArr = array();
$pageArr['leftPage'] = $this->leftPage;
$pageArr['rightPage'] = $this->rightPage;
$pageArr['currentPage'] = $this->currentPage;
$pageArr['totalRecord'] = $this->totalRecord;
$pageArr['maxPage'] = $this->maxPage;
$pageArr['pageSize'] = $this->pageSize;
return $pageArr;
}
public function getPageHtml2(){
$htmlStr = '';
$htmlStr .= '<script>';
$htmlStr .= "
$(document).ready(function(){
$('.pageTab').click(function(){
var click_page = $(this).html();
click_page = click_page == '首' ? 1 :click_page;
click_page = click_page == '尾' ? '$this->maxPage' : click_page;
var href = location.href;
var tag = location.href.indexOf('?') > -1 ? '&' : '?';
if( href.indexOf('&p=') > -1){
newhref = href.replace(/&p=\d*/g, tag + 'p='+click_page);
}else{
newhref = href + tag + 'p='+click_page;
}
location.href = newhref;
});
})
";
$htmlStr .= '</script>';
$htmlStr .= '<style>';
$htmlStr .= '.pageline{ float:right;}';
$htmlStr .= '.pageTab{ width:30px; height: 30px; text-align: center; line-height: 20px; border:1px solid black;';
$htmlStr .= 'float:left; margin:10px; padding:3px; cursor:pointer;}';
$htmlStr .= '.pagechoose{ background-color:#2ae;color:white;}';
$htmlStr .= '</style>';
$htmlStr .= '<div class="" style="float:left;">';
$htmlStr .= '总记录数 ：' . $this->totalRecord;
$htmlStr .= '</div>';
if($this->totalRecord > 0){
$htmlStr .= '<div class="pageline clearfix">';
$htmlStr .= '<div class="pageTab">首</div>';
for($j = $this->leftPage; $j <= $this->rightPage; $j++){
$htmlStr .= '<div class="pageTab';
if($j == $this->currentPage){
$htmlStr .= ' pagechoose';
}
$htmlStr .= '">'. $j .'</div>';
}
$htmlStr .= '<div class="pageTab">尾</div>';
$htmlStr .= ' </div>';
}
$htmlStr .= '<div style="clear:both;">';
$htmlStr .= '</div>';
return $htmlStr;
}
public function getPageHtml(){
$htmlStr = '';
$htmlStr .= '<script>';
$htmlStr .= "
$(document).ready(function(){
$('#pageSelect').change(function(){
var click_page = $(this).val();
var href = location.href;
var tag = location.href.indexOf('?') > -1 ? '&' : '?';
if( href.indexOf('&p=') > -1){
newhref = href.replace(/&p=\d*/g, tag + 'p='+click_page);
}else{
newhref = href + tag + 'p='+click_page;
}
// location.href = newhref;
parentHref(newhref);
});
$('.pageTab').click(function(){
var click_page = '';
if($(this).find('.fa-chevron-left').size()>0){
click_page = $this->currentPage - 1;
}
if($(this).find('.fa-chevron-right').size()>0){
click_page = $this->currentPage + 1;
}
var href = location.href;
var tag = location.href.indexOf('?') > -1 ? '&' : '?';
if( href.indexOf('&p=') > -1){
newhref = href.replace(/&p=\d*/g, tag + 'p='+click_page);
}else{
newhref = href + tag + 'p='+click_page;
}
parentHref(newhref);
//location.href = newhref;
});
})
";
$htmlStr .= '</script>';
$htmlStr .= '<style>';
$htmlStr .= '.pageline{float:right;}';
$htmlStr .= '.pageTab{border:1px solid #eee; margin-left: 5px; margin-right: 5px; float:left; cursor:pointer;';
$htmlStr .= ' width:30px; text-align: center; height:30px; line-height: 30px;}';
$htmlStr .= '.pageTabDisable{border:1px solid #eee; margin-left: 5px; margin-right: 5px; background-color:#1ab394; float:left; ';
$htmlStr .= ' cursor:not-allowed;width:30px; text-align: center; height:30px; line-height: 30px;}';
$htmlStr .= '.pageNumber{margin-left: 5px; margin-right: 5px;float:left; text-align: center; height:30px; line-height: 30px;}';
$htmlStr .= '.pageTabBody{width:100px; float:left;cursor:pointer; height:30px; line-height: 30px;}';
$htmlStr .= '.pageTabBody select{width:100px; height: 30px;color:#1ab394;border:1px solid #eee; }';
$htmlStr .= '</style>';
if($this->totalRecord > 0){
$htmlStr .= '<div class="pageline clearfix">';
$htmlStr .= '<div class="pageNumber"><span>共'. $this->totalRecord .'条</span></div>';
if($this->currentPage > 1){
$htmlStr .= '<div class="pageTab"><span class="fa fa-chevron-left"></span></div>';
}else{
$htmlStr .= '<div class="pageTabDisable"><span class="fa fa-chevron-left"></span></div>';
}
$htmlStr .= '<div class="pageTabBody">';
$htmlStr .= '<select id="pageSelect">';
for($j = 1; $j <= $this->maxPage; $j++){
$htmlStr .= '<option value="'. $j .'"';
if($j == $this->currentPage){
$htmlStr .= ' selected';
}
$htmlStr .= '>第'. $j .'页</option>';
}
$htmlStr .= '</select>';
$htmlStr .= '</div>';
if($this->currentPage < $this->maxPage){
$htmlStr .= '<div class="pageTab"><span class="fa fa-chevron-right"></span></div>';
}else{
$htmlStr .= '<div class="pageTabDisable"><span class="fa fa-chevron-right"></span></div>';
}
$htmlStr .= ' </div>';
}
$htmlStr .= '<div style="clear:both;">';
$htmlStr .= '</div>';
return $htmlStr;
}
}
调用
```php
//$totalRecord 需要得出数据总共有多少条
//page 当前页的请求参数名
$pageMdl = new wpqPageModel($totalRecord, 'page');
$returnData['page'] = $pageMdl->getPageInfo();//分页结果数据
$returnData['pageHtml'] = $pageMdl->getPageHtml();//分页的参考html
$limit = $pageMdl->getLimit();//用于sql查询的 limit部分
?>
标签：原生,分页,click,public,href,htmlStr,currentPage,php,page 来源： https://blog.csdn.net/weixin_42938119/article/details/113797238