dbadd=$dbadd; $this->dbuser=$dbuser; $this->dbpwd=$dbpwd; $this->dbname=$dbname; $this->tablename=$tablename; $this->num=$num; $this->total=$this->gettotal(); //得到总条数 $this->totalpage=ceil($this->total/$this->num); //获取总页数 $this->page=$this->getpage(); //得到当前页数 $this->limit=$this->setlimit(); //得到查询的数据 $this->arrs=$this->getarrs(); //得到查询的结果 $this->col=$this->getcol(); //获取总列数 $this->nostart=($this->page-1)*$num+1; $this->noend=$this->page==$this->totalpage ? $this->total : $this->page*$num; $this->head=$this->page==1 ? "首页" : "首页"; $this->end=$this->page==$this->totalpage ? "尾页" : "totalpage}" _href=".html?page={$this->totalpage}">尾页"; $this->last=$this->page==1 ? "上一页" : "page-1)."" _href=".html?page=".($this->page-1)."">上一页"; $this->nexts=$this->page==$this->totalpage ? "下一页" : "page+1)."" _href=".html?page=".($this->page+1)."">下一页"; } private function getcol(){ $linkss=mysql_connect($this->dbadd, $this->dbuser, $this->dbpwd); mysql_select_db($this->dbname, $linkss); $result=mysql_query("select * from {$this->tablename}", $linkss); $col=mysql_num_fields($result); mysql_close($linkss); return $col; } private function getarrs(){ //根据条件再次查询并返回结果 $sql="select * from {$this->tablename} limit {$this->limit}, {$this->num}"; $links=mysql_connect($this->dbadd, $this->dbuser, $this->dbpwd); mysql_select_db($this->dbname, $links); $result=mysql_query($sql, $links); while($arr=mysql_fetch_assoc($result)){ $arrs[]=$arr; } return $arrs; mysql_close($links); } private function setlimit(){ return ($this->page-1)*$this->num; } private function getpage(){ $page=isset($_GET["page"]) ? $_GET["page"] : 1; $page=$page>$this->totalpage ? $this->totalpage : $page; $page=$pagedbadd, $this->dbuser, $this->dbpwd); mysql_select_db($this->dbname, $link); $result=mysql_query("select * from {$this->tablename}", $link); $total=mysql_num_rows($result); mysql_close($link); return $total; } function __get($args){ switch($args){ case "arrs": //根据条件查询出的结果,是二维数组 return $this->arrs; break; case "totalpage": //总页数 return $this->totalpage; break; case "col": //总列数 return $this->col; break; case "page": //当前页 return $this->page; break; case "nostart": //当前页显示的记录的起始条数 return $this->nostart; break; case "noend": //当前页显示的记录的结束条数 return $this->noend; break; case "head": //首页按钮 return $this->head; break; case "end": //尾页按钮 return $this->end; break; case "last": //上一页按钮 return $this->last; break; case "nexts": //下一页按钮 return $this->nexts; break; } } } ?>
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