jucai/app/Validators/UploadValidatorRequest.php

<?php
namespace App\Validators;

use Illuminate\Contracts\Validation\Validator;
use Illuminate\Validation\ValidationException;

class UploadValidatorRequest extends BaseValidatorRequest
{
    public function uploadImage()
    {
        return [
           'rules'=>[
               'images'=>'required|array',
               "images.*"=>'image|max:10240'
           ],
           'messages'=>[
               'images.required'=>'请上传图片',
               'images.*.max'=>'图片大小不能超过10M',
               'images.*.image'=>'图片类型不对'
           ]
        ];
    }

    public function uploadFile()
    {
        return [
            'rules'=>[
                'files'=>'required|array',
                "files.*"=>'file|max:10240|mimes:docx,doc,xls,xlsx,pdf'
            ],
            'messages'=>[
                'files.required'=>'请上传文件',
                'files.*.max'=>'文件大小不能超过10M',
                'files.*.file'=>'必须上传文件',
                'files.*.mimes'=>'文件类型不对'
            ]
        ];
    }

    protected function failedValidation(Validator $validator)
    {
        $response=response()->json($validator->errors(), 422);
        throw (new ValidationException($validator, $response));
    }


}