Laravel excel export

1、 install

Using the command line use composer install maatwebsite/excel Execute the following code

composer require maatwebsite/excel 

Package manifest generated successfully. Indicates successful installation

open config/app.php file , Add the following code

'providers'=> [

        Maatwebsite\Excel\ExcelServiceProvider::class,

]

'aliases' => [

        'Excel' => Maatwebsite\Excel\Facades\Excel::class,

],

Release configuration , Please run vendor publish command ：

php artisan vendor:publish 

A new configuration file will be created automatically config/excel.php

3、 usage

Create export class first , Take exporting users as an example

php artisan make:export UserExport 

A new file will be created automatically app/Exports/UserExport.php

The following is the export class code (UserExport.php)

<?php

namespace App\Exports;

use Maatwebsite\Excel\Concerns\FromCollection;

class UserExport implements FromCollection
{
    private $row;
    private $data;

    public function __construct($row,$data)
    {
        $this->row = $row;
        $this->data = $data;
    }

    public function collection()
    {
        $row = $this->row;
        $data = $this->data;

        // Set the header 
        foreach ($row[0] as $key => $value) {
            $key_arr[] = $key;
        }

        // input data 
        foreach ($data as $key => &$value) {
            $js = [];
            for ($i=0; $i < count($key_arr); $i++) {
                $js = array_merge($js,[ $key_arr[$i] => $value[ $key_arr[$i] ] ]);
            }
            array_push($row, $js);
            unset($val);
        }
        return collect($row);
    }
}

 4、 Calling method export file （UserController .php)

<?php

namespace App\Http\Controllers\Admin;

use Maatwebsite\Excel\Facades\Excel;
use App\Exports\UserExport;
use App\Models\User as userModel;

class UserController extends Controller
{
    /**
     *  User list Export 
     * @param Request $request
     */
    public function user_export(Request $request){
　　　　// Set the header 
        $row = [[
            "id"=>'ID',
            "nickname"=>' The user nickname ',
            "gender_text"=>' Gender ',
            "mobile"=>' cell-phone number ',
            "addtime"=>' Creation time   '
        ]];

        // data 
        $list=[
            0=>[
                "id"=>'1',
                "nickname"=>' Zhang San ',
                "gender_text"=>' male ',
                "mobile"=>'18812345678',
                "addtime"=>'2019-11-21  '
            ],
            2=>[
                "id"=>'2',
                "nickname"=>' Li Si ',
                "gender_text"=>' Woman ',
                "mobile"=>'18812349999',
                "addtime"=>'2019-11-21  '
            ]
        ];　　　　　　// Perform export 
        return Excel::download(new UserExport($row,$list), date('Y:m:d ') . ' User list .xls'); 
    } 
}

  Export completed

source ：https://www.cnblogs.com/yuuje/p/11907259.html