Blog.Core/Blog.Core.Model/ViewModels/UploadFileDto.cs

using Microsoft.AspNetCore.Http;
using System.ComponentModel.DataAnnotations;

namespace Blog.Core.Model.ViewModels
{
    public  class UploadFileDto
    {
        //多文件
        [Required]
        public IFormFileCollection file { get; set; }

        //单文件
        //public IFormFile File { get; set; }

        //其他数据
        public string Foo { get; set; }

        
    }
}