我的目的是用fileupload控件上传文件,例如说是图片,运行程序没报错,可是在网站里点击浏览或者自己打进去文件路径都没反应啊,求大神指教,谢谢
下面是代码
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
bool fileIsValid = false;
//如果确认了上传文件,则判断文件类型是否符合要求
if (this.FileUpload1.HasFile)
{
//获取上传文件的后缀
String fileExtension = System.IO.Path.GetExtension(this.FileUpload1.FileName).ToLower();
String[] restrictExtension ={ ".gif",".jpg",".bmp",".png"};
//判断文件类型是否符合要求
for (int i = 0; i < restrictExtension.Length; i++)
{
if (fileExtension == restrictExtension[i])
{
fileIsValid = true;
}
}
//如果文件类型符合要求,调用SaveAs方法实现上传,并显示相关信息
if (fileIsValid == true)
{
try
{
this.Image1.ImageUrl ="~/images/"+ FileUpload1.FileName;
this.FileUpload1.SaveAs(Server.MapPath("~/images/") + FileUpload1.FileName);
this.Label1.Text = "文件上传成功";
this.Label1.Text += "<Br/>";
this.Label1.Text += "<li>" + "原文件路径:" + this.FileUpload1.PostedFile.FileName;
this.Label1.Text += "<Br/>";
this.Label1.Text += "<li>" + "文件大小:" + this.FileUpload1.PostedFile.ContentLength + "字节";
this.Label1.Text += "<Br/>";
this.Label1.Text += "<li>" + "文件类型:" + this.FileUpload1.PostedFile.ContentType;
}
catch
{
this.Label1.Text = "文件上传不成功!";
}
finally
{
}
}
else
{
this.Label1.Text ="只能够上传后缀为.gif,.jpg,.bmp,.png的文件夹";
}
}
}
}