作者:孙誉嘉两_365 | 来源:互联网 | 2023-09-18 03:49
PHP实现分页类的定义与用法:本文主要和大家介绍了PHP实现的分页类定义与用法,结合具体实例形式分析了php封装的分页类常用操作及具体使用技巧,需要的朋友可以参考下
本文主要和大家介绍了PHP实现的分页类定义与用法,结合具体实例形式分析了php封装的分页类常用操作及具体使用技巧,需要的朋友可以参考下,希望能帮助到大家。
total = $_total ? $_total : 1;
$this->pagesize = $_pagesize;
$this->pagenum = ceil($this->total / $this->pagesize);
$this->page = $this->setPage();
$this->limit = "LIMIT ".($this->page-1)*$this->pagesize.",$this->pagesize";
$this->url = $this->setUrl();
$this->bothnum = 2;
}
//拦截器
private function __get($_key) {
return $this->$_key;
}
//获取当前页码
private function setPage() {
if (!empty($_GET['page'])) {
if ($_GET['page'] > 0) {
if ($_GET['page'] > $this->pagenum) {
return $this->pagenum;
} else {
return $_GET['page'];
}
} else {
return 1;
}
} else {
return 1;
}
}
//获取地址
private function setUrl() {
$_url = $_SERVER["REQUEST_URI"];
$_par = parse_url($_url);
if (isset($_par['query'])) {
parse_str($_par['query'],$_query);
unset($_query['page']);
$_url = $_par['path'].'?'.http_build_query($_query);
}
return $_url;
} //数字目录
private function pageList() {
for ($i=$this->bothnum;$i>=1;$i--) {
$_page = $this->page-$i;
if ($_page <1) continue;
$_pagelist .= &#39; url.&#39;&page=&#39;.$_page.&#39;" rel="external nofollow" rel="external nofollow" >&#39;.$_page.&#39; &#39;;
}
$_pagelist .= &#39; &#39;.$this->page.&#39; &#39;;
for ($i=1;$i<=$this->bothnum;$i++) {
$_page = $this->page+$i;
if ($_page > $this->pagenum) break;
$_pagelist .= &#39; url.&#39;&page=&#39;.$_page.&#39;" rel="external nofollow" rel="external nofollow" >&#39;.$_page.&#39; &#39;;
}
return $_pagelist;
}
//首页
private function first() {
if ($this->page > $this->bothnum+1) {
return &#39; url.&#39;" rel="external nofollow" >1 ...&#39;;
}
}
//上一页
private function prev() {
if ($this->page == 1) {
return &#39;上一页&#39;;
}
return &#39; url.&#39;&page=&#39;.($this->page-1).&#39;" rel="external nofollow" >上一页 &#39;;
}
//下一页
private function next() {
if ($this->page == $this->pagenum) {
return &#39;下一页&#39;;
}
return &#39; url.&#39;&page=&#39;.($this->page+1).&#39;" rel="external nofollow" >下一页 &#39;;
}
//尾页
private function last() {
if ($this->pagenum - $this->page > $this->bothnum) {
return &#39; ...url.&#39;&page=&#39;.$this->pagenum.&#39;" rel="external nofollow" >&#39;.$this->pagenum.&#39; &#39;;
}
}
//分页信息
public function showpage() {
$_page .= $this->first();
$_page .= $this->pageList();
$_page .= $this->last();
$_page .= $this->prev();
$_page .= $this->next();
return $_page;
}
}
?>
分页样式如下图所示:
使用说明:
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