HttpRequest.Files 屬性

定義

命名空間:

System.Web

組件:

System.Web.dll

取得用戶端所上傳的檔案集合，其格式為多重 MIME。

public:
 property System::Web::HttpFileCollection ^ Files { System::Web::HttpFileCollection ^ get(); };

public System.Web.HttpFileCollection Files { get; }

member this.Files : System.Web.HttpFileCollection

Public ReadOnly Property Files As HttpFileCollection

屬性值

HttpFileCollection

HttpFileCollection 物件，代表用戶端上傳的檔案集合。 HttpFileCollection 物件的項目為 HttpPostedFile 類型。

範例

下列程式碼範例會顯示集合中 Files 所有檔案的名稱。

int loop1;
HttpFileCollection Files;

Files = Request.Files; // Load File collection into HttpFileCollection variable.
arr1 = Files.AllKeys;  // This will get names of all files into a string array.
for (loop1 = 0; loop1 < arr1.Length; loop1++)
{
    Response.Write("File: " + Server.HtmlEncode(arr1[loop1]) + "<br />");
    Response.Write("  size = " + Files[loop1].ContentLength + "<br />");
    Response.Write("  content type = " + Files[loop1].ContentType + "<br />");
}

Dim loop1 As Integer
 Dim arr1() As String
 Dim Files As HttpFileCollection
 
 Files = Request.Files ' Load File collection into HttpFileCollection variable.
 arr1 = Files.AllKeys ' This will get names of all files into a string array.
        For loop1 = 0 To arr1.GetUpperBound(0)
            Response.Write("File: " & Server.HtmlEncode(arr1(loop1)) & "<br>")
            Response.Write("  size = " + Files(loop1).ContentLength + "<br />")
            Response.Write("  content type = " + Files(loop1).ContentType + "<br />")
        Next loop1

備註

只有在 HTTP 要求 Content-Type 值為 「multipart/form-data」 時，才會填入檔案集合。