iDi*_*ipa 3 c# file-upload http-post httprequest
我有一种 post 方法,其中有一个文件上传控件。为了在控制器中获取上传的文件,我收到如下错误:
Error CS1061 'HttpRequest' does not contain a definition for 'Files' and no extension method 'Files' accepting a first argument of type 'HttpRequest' could be found (are you missing a using directive or an assembly reference?)
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我的代码如下:
[ValidateAntiForgeryToken]
[HttpPost]
public async Task<IActionResult> TeamUserDetail(TeamUsers model)
{
var file = Request.Files[0];
return View();
}
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在 Request.Files[0] 它给出了上面显示的错误。项目中使用MVC6。
请指导我。我是否缺少要添加的任何参考?
谢谢你
MVC 6 使用了另一种机制来上传文件。您可以在GitHub或其他来源上获得更多示例。只需IFormFile用作您的操作的参数:
public FileDetails UploadSingle(IFormFile file)
{
FileDetails fileDetails;
using (var reader = new StreamReader(file.OpenReadStream()))
{
var fileContent = reader.ReadToEnd();
var parsedContentDisposition = ContentDispositionHeaderValue.Parse(file.ContentDisposition);
fileDetails = new FileDetails
{
Filename = parsedContentDisposition.FileName,
Content = fileContent
};
}
return fileDetails;
}
[HttpPost]
public async Task<IActionResult> UploadMultiple(ICollection<IFormFile> files)
{
var uploads = Path.Combine(_environment.WebRootPath,"uploads");
foreach(var file in files)
{
if(file.Length > 0)
{
var fileName = ContentDispositionHeaderValue.Parse(file.ContentDisposition).FileName.Trim('"');
await file.SaveAsAsync(Path.Combine(uploads,fileName));
}
}
return View();
}
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您可以IFormFile在asp.net 源中查看当前合同。
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