FileUpload控件的使用

Question

请问,如何将上传的图片保存至指定文件夹,并在数据库相应表中存储存放图片所在文件夹及图片名称的路径?有实例更好,谢谢啦@!

Answer 1

http://dev.yesky.com/msdn/97/2702597.shtml

Answer 2

                <asp:FileUpload ID="fupImage" runat="server" CssClass="FileUp" />
                &nbsp;&nbsp;
                        <asp:RegularExpressionValidator ID="revUploadImages" ControlToValidate="fupImage" Text="请选择正确的图片文件" runat="server" ValidationExpression='[A-Za-z]\:\\[^\:\?\"\>\<\*]*\.([Gg][Ii][Ff]|[Jj][Pp][Gg]|[Bb][Mm][Pp])' ></asp:RegularExpressionValidator><asp:Button ID="btnAddImage" runat="server" Text="提  交" OnClick="btnAddImage_Click" />protected void btnAddImage_Click(object sender, EventArgs e)
        {            if (fupImage.HasFile)
            {
                string strOldName = fupImage.FileName;
                string strExt = Path.GetExtension(strOldName);
                if (CheckFileType(strExt))
                {
                    
                    strImagePath = "~/指定的目录/" + strOldName;
                    fupImage.SaveAs(strImagePath);                    }
                else
                {
                    //Label1.Text = "图片上传失败，不是正确的图片文件！";
                }
            }            
        }//验证文件后缀名
        public static bool CheckFileType(string strExt)
        {
            switch (strExt.ToLower())
            {
                case ".gif":
                    return true;
                case ".png":
                    return true;
                case ".jpg":
                    return true;
                case ".jpeg":
                    return true;
                default:
                    return false;
            }
        }

Answer 3

请问这里面的Path.GetExtension(strOldName);是什么意思呢?

Answer 4

Path.GetExtension(strOldName)
获得文件的扩展名

Answer 5

Compilation Error 
Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately. Compiler Error Message: CS0103: 当前上下文中不存在名称“Path”

Answer 6

网上到处都是代码，老兄是故意来散分的吧?haha