PHP 将大量数据导出到 Excel 的方法

原文链接：https://blog.csdn.net/bkcnl/article/details/76152505

    public function getxiajiueser(){
        $id = request()->param('id');$stmt = Db::name('tablename')->field('xxx,yyy,xyxy')->where('id',$id)->select();
        header('Content-Type: application/vnd.ms-excel');
        header('Content-Disposition: attachment;filename="abc.csv"');
        header('Cache-Control: max-age=0');
        $fp = fopen('php://output', 'a');
        $head = array('titleone', 'titletwo');
        foreach ($head as $i => $v) {
            $head[$i] = iconv('utf-8', 'gb2312', $v);
        }
        fputcsv($fp, $head);
        foreach($stmt as $k=>$v){
            fputcsv($fp, $v);
        }
    }