导出表格为excel

 public function toExcel(){
        $map =array();
        $ids = input('ids');
        if($ids&& !empty($ids)){
            $map['id']=array('in',$ids);
        }
        $data = Db::name('cms_apply')->where($map)->select();

        foreach($data as $k=>$v){
            $data[$k]['create_time']=date("Y-m-d H:i:s",$v['create_time']);
        }
        $title = array("序号","姓名","性别","民族","生日","备注","报名时间");
        exportexcel($data,$title,"报名信息表".date("Y-m-d H:i:s"));
}

function exportexcel($data=array(),$title=array(),$filename='report'){
    header("Content-type:application/octet-stream");
    header("Accept-Ranges:bytes");
    header("Content-type:application/vnd.ms-excel");
    header("Content-Disposition:attachment;filename=".$filename.".xls");
    header("Pragma: no-cache");
    header("Expires: 0");
    //导出xls 开始
    if (!empty($title)){
        foreach ($title as $k => $v) {
            $title[$k]=iconv("UTF-8", "GB2312",$v);
        }
        $title= implode("\t", $title);
        echo "$title\n";
    }
    if (!empty($data)){
        foreach($data as $key=>$val){
            foreach ($val as $ck => $cv) {
                $data[$key][$ck]=iconv("UTF-8", "GB2312", $cv);
            }
            $data[$key]=implode("\t", $data[$key]);

        }
        echo implode("\n",$data);
    }
    exit;
}