Question

使用FileUpload控件,上传图片到images下的upload文件夹中,代码要添加什么才能上传

string cat = Server.MapPath(@"images/");
if (System.IO.Directory.Exists(cat) == false)
{
System.IO.Directory.CreateDirectory(cat);
}
else
{
if (FileUpload1.HasFile == true)
{
FileUpload1.SaveAs(cat + FileUpload1.FileName);
Response.Write("<script> alert('上传成功！')</script>");
Label1.Text = "images/"+FileUpload1.FileName.ToString();
}
}

Answer 1

protected void Button1_Click(object sender, EventArgs e)
{
string cat = Server.MapPath(@"images/upload/");
if (System.IO.Directory.Exists(cat) == false)
{
System.IO.Directory.CreateDirectory(cat);
}
if (FileUpload1.HasFile == true)
{
FileUpload1.SaveAs(cat + FileUpload1.FileName);
Response.Write("<script> alert('上传成功！')</script>");
Label1.Text = "images/upload/" + FileUpload1.FileName.ToString();
}

}

Answer 2

首先创建这个文件夹
保存那里，cat应该等于images/upload/