图片批量上传

Question

我想要实现的效果为：点击“浏览”，可以选择多张图片，然后，再通过点击“上传”按钮再提交到数据库。就是 “批量上传”功能。请行家指点指点！

Answer 1

function AddFile()
{
var strFile="<input name=\"upload_A\" type='file' class='inputText' style='WIDTH:350px;'/><br/>";
document.getElementById("td_uploadFile").insertAdjacentHTML("beforeEnd",strFile);
}
<td id="td_uploadFile" align="center">
<input id="upload_A" name="upload_A" type="file" class="inputText"
style="width: 350px; display:none;" runat="server" />
</td>HttpFileCollection Files = HttpContext.Current.Request.Files;
for (int i = 0; i < Files.Count; i++)
{
}
http://topic.csdn.net/u/20100807/11/4801f6d9-4fd0-4b87-84b4-f28f9ae474d7.html

Answer 2

直接使用flash上传组件上传.
swfupload
http://www.swfupload.org/

Answer 3

protected void Button1_Click(object sender, EventArgs e)
    {
        try
        {
            
            fileup(FileUpload6, TextBox1);
            fileup(FileUpload5, TextBox2);
            fileup(FileUpload4, TextBox3);
            fileup(FileUpload3, TextBox4);
            fileup(FileUpload2, TextBox5);         
              
           
        }
        catch (Exception ex)
        {
            throw ex;
        }
    }
    public bool fileup(FileUpload f,TextBox tex)
    {
        Boolean bo = false;
        string magazine_id = DropDownList1.SelectedItem.Value;
        string image_re = tex.Text;
        string time = System.DateTime.Now.ToString();
        if (f.HasFile)
        {
            String name = f.PostedFile.FileName;
            FileInfo file = new FileInfo(name);
            //string fileName = file.Name;
            string fileName = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + file.Name; ;            string webFilepath = Server.MapPath("userfiles/IMAGE/myphoto/" + magazine_id + fileName);
            string fileContentType = f.PostedFile.ContentType;            if (fileContentType == "image/gif" || fileContentType == "image/pjpeg" || fileContentType == "image/jpg")
            {
                if (!File.Exists(webFilepath))
                {
                    try
                    {
                                               
                        f.SaveAs(webFilepath);                        this.AddImageWater(webFilepath);                        string url = "~/userfiles/IMAGE/myphoto/" + magazine_id + fileName;
                        
                        string sql2 = "insert into image(image_url,image_re,magazine_id)values('" + url + "','" + image_re + "','" + magazine_id + "')";
                        Datacommand.datacom().exqut(sql2);
                        Response.Write("<script language = javascript>alert('提交成功!');</script>");
                        
                                                bo = true;
                    }
                    catch (Exception ex)
                    {
                        Label9.Visible = true;
                        Label9.Text = "图片上传失败，失败原因：" + ex.Message;
                    }
                }
                else
                {
                    Label9.Visible = true;
                    Label9.Text = "图片已存在，请重命名后上传";                }
            }
            else
            {
                Label9.Visible = true;
                Label9.Text = "为节省服务器空间，提高网站速度，请上传*.jpg、*.gif、*pjpeg类型图片";
            }            
        }
        return bo;
    }