模型绑定&文件上传（解决浏览器兼容问题）MVC
Controllers：
1 using Mvc7._1.Models; 2 using System; 3 using System.Collections.Generic; 4 using System.IO; 5 using System.Linq; 6 using System.Web; 7 using System.Web.Mvc; 8 9 10 namespace Mvc7._1.Controllers 11 { 12 public class HomeController : Controller 13 { 14 // 15 // GET: /Home/ 16 17 public ActionResult Index() 18 { 19 return View(); 20 } 21 22 public string test(string name, int? age)//使用模型绑定获取基本类型数据 23 { //获取基本类型string int int后的?表示可空类型 如不加上?输入类型不符将会报错 24 25 return name + "\t" + age; 26 } 27 28 [HttpPost] //只处理post提交的 不能处理get提交 29 public ActionResult add(info info)//使用默认模型绑定获取模型对象数据 页面name的字段和实体对象名称要一致 30 { 31 string msg = null; 32 if (info.file.ContentLength > 0) 33 { 34 info.file.SaveAs(Server.MapPath("~/Content/upload/" + info.file.FileName)); 35 //IE 中报System.NotSupportedException:“不支持给定路径的格式。” 36 // 这种方式在ie中不兼容所以要用Path.GetFileName();转换 37 msg = "上传成功！"; 38 } 39 else 40 { 41 msg = "未选择文件"; 42 } 43 ViewBag.msg = info.name + "\t" + info.pwd + "\t" + info.sex + "\t" + info.age + "\t" + msg; 44 return View("index");//调用index页面 45 //页面上需要输出 <div> 46 //<p style="color:red">@ViewBag.msg</p> 47 //</div> 48 } 49 50 //可处理post 或 get请求 但是有文件上传时候用到Request.Files[0]的时候必须使用post方式提交 51 public string add() 52 { 53 info info = new info(); 54 info.name = Request["name"]; 55 info.age = int.Parse(Request["age"]); 56 info.sex = Request["sex"]; 57 info.pwd = Request["pwd"]; 58 info.file = Request.Files[0];//提交方式是post才可以get方式获取不到值 59 string msg = null; 60 61 if (info.file.ContentLength > 0) 62 { 63 64 //info.file.SaveAs(Server.MapPath("~/Content/upload/") + info.file.FileName); 65 string FileName = Path.GetFileName(info.file.FileName); 66 info.file.SaveAs(Server.MapPath("~/Content/upload/") + FileName); 67 msg = "上传成功！"; 68 } 69 else 70 { 71 msg = "未选择文件"; 72 } 73 74 return info.name + "\t" + info.pwd + "\t" + info.sex + "\t" + info.age + "\t" + msg; 75 } 76 } 77 };
Model:
1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Web; 5 6 namespace Mvc7._1.Models 7 { 8 public class info 9 { 10 public string name { get; set; } 11 public string pwd { get; set; } 12 public int age { get; set; } 13 public string sex { get; set; } 14 public HttpPostedFileBase file { get; set; } 15 } 16 }
Views:
1 @{ 2 Layout = null; 3 } 4 5 <!DOCTYPE html> 6 7 <html> 8 <head> 9 <meta name="viewport" content="width=device-width" /> 10 <title>Index</title> 11 </head> 12 <body> 13 <div> 14 <form action="/home/add" method="post" enctype="multipart/form-data"> 15 <table> 16 <tr> 17 <td>用户名：</td> 18 <td><input type="text" name="name" /></td> 19 </tr> 20 <tr> 21 <td>密码：</td> 22 <td><input type="password" name="pwd" /></td> 23 </tr> 24 <tr> 25 <td>年龄：</td> 26 <td><input type="text" name="age" /></td> 27 </tr> 28 <tr> 29 <td>性别：</td> 30 <td> 31 <input type="radio"name="sex"value="女" /> 女 32 <input type="radio"name="sex" checked="checked" value="男" />男 33 @* <input type="checkbox" name="sex"value="女" /> 女 34 <input type="checkbox" name="sex" checked="checked" value="男" />男*@ 35 </td> 36 </tr> 37 <tr><td>请选择文件</td> 38 <td><input type="file" name="file" /></td> 39 </tr> 40 <tr><td colspan="2"><input type="submit" value="提交" /></td></tr> 41 </table> 42 </form> 43 </div> 44 <div> 45 <p style="color:red">@ViewBag.msg</p> 46 </div> 47 </body> 48 </html>
