protected void Button2_Click(object sender, EventArgs e)
{
string lastName = FileUpload1.FileName.Substring(FileUpload1.FileName.LastIndexOf(".") + 1);
if (lastName.ToLower() == "jpg" || lastName.ToLower() == "bmp" || lastName.ToLower() == "gif")
{
int len = FileUpload1.PostedFile.ContentLength;
Byte[] pictureData
= new byte[len
]; //将图片转换成二进制 HttpPostedFile htp = FileUpload1.PostedFile;
Stream srm = htp.InputStream;
srm.Read(pictureData, 0, len);
SqlConnection conn
= new SqlConnection
("Data Source=tiger;Initial Catalog=liuyan;Integrated Security=True"); conn.Open();
string sqlsel = "select * from tb_pic";
SqlDataAdapter ada
= new SqlDataAdapter
(sqlsel, conn
); DataSet ds
= new DataSet
(); ada.Fill(ds);
DataList1.DataSource = ds;
DataList1.DataBind();
SqlCommand comd
= new SqlCommand
("insert into tb_pic (username,name,pic) values ('" + TextBox4
.Text + "','" + FileUpload1
.FileName + "',@pictureData)", conn
); comd.Parameters.Add("@pictureData", SqlDbType.Image);
comd.Parameters["@pictureData"].Value = pictureData;
comd.ExecuteNonQuery();
DataList1.DataBind();
conn.Close();
Response.Write("<script>alert('添加成功！')location='tupian.aspx'</script>");
}
}
//csharp/821