jucai/app/Admin/Exports/Jobfairout/SchoolExport.php

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/4/13
 * Time: 10:29
 */

namespace App\Admin\Exports\Jobfairout;

use App\Admin\Exports\RowExport;

class SchoolExport extends RowExport
{
    /**
     * 设置标题,返回标题数组
     * @return array
     */
    public function headings(): array
    {
        return [
            '高校',
            '优势专业',
            '网址',
            '备注',
            '更新时间',
            '简介',
            ];
    }

    /**
     * 处理行数据
     * @param Model $row
     * @return array
     */
    public function map($row): array
    {
        $result['title'] = $row->name;
        $result['major'] = $row->major;
        $result['url'] = $row->url;
        $result['remarks'] = $row->remarks;
        $result['created_at'] = $row->created_at;
        $result['introduce'] = strip_tags($row->introduce);
        return $result;
    }

    /**
     * 设置文件名
     * @return string
     */
    public function getFilename(): string
    {
        return "jobfairout_schools.xlsx";
    }

    /**
     * 格式化指定列.
     * 只有在需要的时候设置,例如在身份证不要显示科学计数时设定列格式:['A'=>NumberFormat::FORMAT_NUMBER]
     * @return array
     */
    public function columnFormats(): array
    {
        return [
        ];
    }

}