select下拉选项被选中时内容的变化

html中:

<script type="text/javascript" src="jquery.min.js"></script>
<select name="typeid"  "window.location=this.value;">
	<option value="">---分类---</option>
	<volist name="rel" id="vo">
		<option value="{:U('index/article',array('typeid'=>$vo['id']))}" <if condition="$vo['id'] eq $data">selected="selected"</if>>{$vo['name']}</option>
	</volist>
</select>

controller中:

//文章列表
public function article(){
	if(!session('username')){
	    	$this->redirect('login/login');
	}
	$data['typeid']=I('typeid');										//获取select分类选项被选中的typeid值
	if(I('typeid')){													//如果有传值则分类显示,否则显示全部列表内容
	//分页
	     $article = M('article'); 			
		 $count = $article->where('typeid='.$data['typeid'])->count();	//查询该分类总记录数
		 $Page = new \Think\Page($count,10);							// 实例化分页类 传入总记录数和每页显示的记录数(10)
		 $Page->setConfig('header', '<li class="rows">共<b>%TOTAL_ROW%</b>条记录 第<b>%NOW_PAGE%</b>页/共<b>%TOTAL_PAGE%</b>页</li>');  
		 $Page->setConfig('prev', '上一页');  
		 $Page->setConfig('next', '下一页');  
		 $Page->setConfig('last', '末页');  
		 $Page->setConfig('first', '首页'); 								//当有一定页数时才会显示首页和末页,页数过少不显示 
		 $Page->setConfig('theme', '%FIRST%%UP_PAGE%%LINK_PAGE%%DOWN_PAGE%%END%%HEADER%');  
		 $Page->lastSuffix = false;										//最后一页不显示为总页数 
		 $show = $Page->show();											//分页显示输出
		 // 进行分页数据查询 注意limit方法的参数要使用Page类的属性
		 $list = $article->where('typeid='.$data['typeid'])->order('wid desc')->limit($Page->firstRow.','.$Page->listRows)->select();
	}else{
	    	//分页
	     $article = M('article');
		 $count = $article->count();
		 $Page = new \Think\Page($count,10);
		 $Page->setConfig('header', '<li class="rows">共<b>%TOTAL_ROW%</b>条记录 第<b>%NOW_PAGE%</b>页/共<b>%TOTAL_PAGE%</b>页</li>');  
		 $Page->setConfig('prev', '上一页');  
		 $Page->setConfig('next', '下一页');  
		 $Page->setConfig('last', '末页');  
		 $Page->setConfig('first', '首页'); 
		 $Page->setConfig('theme', '%FIRST%%UP_PAGE%%LINK_PAGE%%DOWN_PAGE%%END%%HEADER%');  
		   $Page->lastSuffix = false; 
		   $show = $Page->show();
		   $list = $article->order('wid desc')->limit($Page->firstRow.','.$Page->listRows)->select();
	}
	$rel=M('article_type')->select();
	$this->assign('rel',$rel);
	$this->assign('data',$data['typeid']);								//传类型ID值到select中
	$this->assign('list',$list);										
	$this->assign('page',$show);										
	$this->display();
}

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转载自blog.csdn.net/qq_38882327/article/details/89013909