TP5导入，导入Excel

PHP代码部分

public function daoru(){
    include "../vendor/PHPExcel/PHPExcel.php";
    $objPHPExcel = new \PHPExcel();
    //获取表单上传文件
    $file = request()->file('excel');
    $info = $file->validate(['size'=>156780,'ext'=>'xlsx,xls,csv'])->move(env('root_path') .'/public/uploads/');
    if($info){
        //获取文件名
        $exclePath = $info->getSaveName();  
        //上传文件的地址
        $file_name = env('root_path') . '/public/uploads/'. $exclePath; 
        $objReader = \PHPExcel_IOFactory::createReader('Excel5');
        //加载文件内容,编码utf-8
        $obj_PHPExcel = $objReader->load($file_name, $encode = 'utf-8'); 

        $excel_array = $obj_PHPExcel->getsheet(0)->toArray();   //转换为数组格式
        array_shift($excel_array);  //删除第一个数组(标题);
        $data = [];
        foreach ($excel_array as $k => $v) {
            $data[$k]['xueyuan_bianhao'] = $v['0'];
            $data[$k]['kecheng_bianhao'] = $v['1'];
            $data[$k]['jly_name'] = $v['2'];
            $data[$k]['kaishi_time'] = strtotime($v['3']);
            $data[$k]['daoqi_time'] = strtotime($v['4']);
			$data[$k]['type'] = 1;
			$data[$k]['addtime'] = time();
        }
        //批量插入数据
        $success = Db::name('course_zhengshu')->insertAll($data); 
        if($success){
            return ['status' => 1,'msg' => '上传成功'];
        }
    }else{//JS 下载图片
        // 上传失败获取错误信息
        return ['status' => 0,'msg' => $file->getError()];
    }
}