hemall.terabimsoft.com.cn/config/upload.php

<?php

return [
    
    /**
    * 请在filesystems.php 的 disks 数组里挑一个
    **/
    'base_storage_disk' => 'local', 
    
    /**
    * 对应的数据模型类
    **/
    'upload_model'      => \app\common\models\Upload::class,
    
    /**
    * 上传策略类
    **/
    'upload_strategy'   => \app\common\services\UploadStrategy::class,
    
    /**
    * validator group 用于 withValidator()函数 common是默认的。
    **/
    'validator_groups'  => [
        'common' => [
            /**
            * 请参考 http://laravel.com/docs/5.1/validation
            **/
            'min' => 0,  //kilobytes    
            'max' => 4096,  //kilobytes
        ],
        'image'  => [
            'max'   => 8192,  //kilobytes
            'mimes' => 'jpeg,bmp,png,gif'
        ]
    ]
];