weixin_39017744
weixin_39017744
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2019-02-24 18:32 阅读 1.2k

ASP.NET MVC项目中如何在View里获得当前时间并上传?

10

想在Creat的View页面获取当前时间上传至数据库,请问怎么把时间那一栏改成自动获取并上传的?

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    caozhy 从今以后生命中的每一秒都属于我爱的人 2019-02-24 23:45

    直接在你的服务器上用
    DateTime.Now作为上传时间,而不从任何用户输入的地方读取就可以了。

    图片说明

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.Mvc;
    using Q749957.Models;
    using System.IO;
    using System.Text.RegularExpressions;
    
    namespace Q749957.Controllers
    {
        public class ProductController : Controller
        {
    
            DataClasses1DataContext db = new DataClasses1DataContext();
    
            //
            // GET: /Product
    
            public ActionResult Index()
            {
                var model = db.Products.Select(x => new ProductShowViewModel()
                {
                    CreateTime = x.createtime,
                    Description = x.description,
                    Name = x.name,
                    ID = x.id
                }).ToList();
                return View(model);
            }
    
            //
            // GET: /Product/Create
    
            public ActionResult Create()
            {
                return View();
            }
    
            //
            // POST: /Product/Create
    
            [HttpPost]
            public ActionResult Create(FormCollection fc)
            {
                if (Request.Files.Count > 0)
                {
                    var file = Request.Files[0];
                    var filename = Directory.GetFiles(Request.MapPath("~/Upload")).Count() == 0 ? 0 :
                        Directory.GetFiles(Request.MapPath("~/Upload"))
                        .Where(x => Regex.IsMatch(x, "\\d+"))
                        .Select(x => int.Parse(Regex.Match(x, "\\d+").Value))
                        .Max() + 1;
                    file.SaveAs(Request.MapPath("~/Upload/" + filename));
                    var prod = new Product()
                    {
                        createtime = DateTime.Now,
                        description = Request["Description"],
                        name = Request["Name"],
                        picid = filename
                    };
                    db.Products.InsertOnSubmit(prod);
                    db.SubmitChanges();
                    db.Comments.InsertOnSubmit(new Comment() { comment1 = "good!", nickname = "Jack", prodid = prod.id });
                    db.SubmitChanges();
                    db.Comments.InsertOnSubmit(new Comment() { comment1 = "very good!", nickname = "Jim", prodid = prod.id });
                    db.SubmitChanges();
                }
                return View();
            }
    
            //
            // GET: /Product/Show/1
    
            public ActionResult Show(int id)
            {
                var prod = db.Products.Single(x => x.id == id);
                var model = new ProductShowViewModel()
                {
                    ID = prod.id,
                    Comments = db.Comments.Where(x => x.prodid == id)
                        .Select(x => new CommentItem
                        {
                            Comment = x.comment1,
                            NickName = x.nickname
                        }).ToList(),
                    CreateTime = prod.createtime,
                    Description = prod.description,
                    Name = prod.name,
                    Image = Request.ApplicationPath + "upload/" + prod.picid.ToString()
                };
                return View(model);
            }
    
        }
    }
    
    
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