public function alliance_createxls(){  
        $allianceObj = M('alliance_apply');
        $result = $allianceObj
                  ->field("apply_name,sex,company,card,duty,phone,points_part,email,stayinfo,eatinfo,address,remark")
                  ->select();
        foreach ($result as $key => $vo) {
        	$result[$key]['card'] = $vo['card']." ";
        	$result[$key]['phone'] = $vo['phone']." ";
        	if($vo['sex'] == 0){
                 $result[$key]['sex'] = '男';  
        	}else{
        		 $result[$key]['sex'] = '女';
        	}
        	switch ($vo['duty']) {
        		    case 1:
        			$result[$key]['duty'] = '学校院长';
        			break;
        			case 2:
        			$result[$key]['duty'] = '学校副院长';
        			break;
        			case 3:
        			$result[$key]['duty'] = '分院院长';
        			break;
        			case 4:
        			$result[$key]['duty'] = '分院副院长';
        			break;
        			case 5:
        			$result[$key]['duty'] = '系主任';
        			break;
        			case 6:
        			$result[$key]['duty'] = '副系主任';
        			break;
        			case 7:
        			$result[$key]['duty'] = '教研室主任';
        			break;
        			case 8:
        			$result[$key]['duty'] = '教师';
        			break;
        			case 9:
        			$result[$key]['duty'] = '总经理';
        			break;
        			case 10:
        			$result[$key]['duty'] = '副总经理';
        			break;
        			case 11:
        			$result[$key]['duty'] = '总监';
        			break;
        			case 12:
        			$result[$key]['duty'] = '职员';
        			break;
        		
        		default:
        			$result[$key]['duty'] = '学校院长';
        			break;
        	}
        	switch ($vo['points_part']) {
        		    case 1:
        			    $result[$key]['points_part'] = '信息安全校企合作分盟';
        			break;
        			case 2:
        			    $result[$key]['points_part'] = '云计算校企合作分盟';
        			break;
        			case 3:
        			    $result[$key]['points_part'] = '计算机网络校企合作分盟';
        			break;
        			case 4:
        			    $result[$key]['points_part'] = '机器人技术应用校企合作分盟';
        			break;
        			case 5:
        			    $result[$key]['points_part'] = 'VR专业分盟';
        			break;       		
        		default:
        			$result[$key]['points_part'] = '--';
        			break;
        	}
        	if($vo['stayinfo'] == 1){
                    $result[$key]['stayinfo'] = '单住';
        	}else{
                    $result[$key]['stayinfo'] = '合住';
        	}
        }
 
	    //导入PHPExcel类库，因为PHPExcel没有用命名空间，只能inport导入
	    import("Org.Util.PHPExcel");
	    import("Org.Util.PHPExcel.Writer.Excel5");
	    import("Org.Util.PHPExcel.IOFactory.php");
	    $filename="联盟大会报名";
	    $headArr=array("姓名","性别","单位名称","身份证号","职务","手机号码","分盟参与意向","邮箱地址","住宿要求","饮食要求","通讯地址","备注信息");
	    $this->getExcel($filename,$headArr,$result);
	}
	private    function getExcel($fileName,$headArr,$data){
    //对数据进行检验
    if(empty($data) || !is_array($data)){
        die("data must be a array");
    }
    //检查文件名
    if(empty($fileName)){
        exit;
    }
    $date = date("Y_m_d_H_i_s",time());
    $fileName .= "_{$date}.xls";
    //创建PHPExcel对象，注意，不能少了\
    $objPHPExcel = new \PHPExcel();
    $objProps = $objPHPExcel->getProperties();


    //设置表头
    $key = ord("A");
    foreach($headArr as $v){
        $colum = chr($key);
        $objPHPExcel->setActiveSheetIndex(0) ->setCellValue($colum.'1', $v);
        $key += 1;
    }
    $column = 2;
    $objActSheet = $objPHPExcel->getActiveSheet();
    foreach($data as $key => $rows){ //行写入
        $span = ord("A");
        foreach($rows as $keyName=>$value){// 列写入
            $j = chr($span);
            $objActSheet->setCellValue($j.$column, $value);
            $span++;
        }
        $column++;
    }
    $fileName = iconv("utf-8", "gb2312", $fileName);
    //重命名表
    // $objPHPExcel->getActiveSheet()->setTitle('test');
    //设置活动单指数到第一个表,所以Excel打开这是第一个表
    $objPHPExcel->setActiveSheetIndex(0);
    ob_end_clean();
    ob_start();
    header('Content-Type: application/vnd.ms-excel');
    header("Content-Disposition: attachment;filename=\"$fileName\"");
    header('Cache-Control: max-age=0');
    $objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');
    $objWriter->save('php://output'); //文件通过浏览器下载
    exit;
}