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±¾ÎÄ×ܽáÈçºÎÔÚ.Net WinformºÍ.Net webform(asp.net)Öн«Í¼Æ¬´æÈësqlserverÖв¢¶ÁÈ¡ÏÔʾµÄ·½·¨
1£¬Ê¹ÓÃasp.net½«Í¼Æ¬ÉÏ´«²¢´æÈëSqlServerÖУ¬È»ºó´ÓSqlServerÖжÁÈ¡²¢ÏÔʾ³öÀ´
Ò»£¬ÉÏ´«²¢´æÈëSqlServer
Êý¾Ý¿â½á¹¹
create table test
{
id identity(1,1),
FImage image
}
Ïà¹ØµÄ´æ´¢¹ý³Ì
Create proc UpdateImage
(
@UpdateImage Image
)
As
Insert Into test(FImage) values(@UpdateImage)
GO
ÔÚUpPhoto.aspxÎļþÖÐÌí¼ÓÈçÏÂ:
<input id="UpPhoto" name="UpPhoto" runat="server" type="file">
<asp:Button id="btnAdd" name="btnAdd" runat="server" Text="ÉÏ´«"></asp:Button>
È»ºóÔÚºóÖôúÂëÎļþUpPhoto.aspx.csÌí¼ÓbtnAdd°´Å¥µÄµ¥»÷ʼþ´¦Àí´úÂë:
private void btnAdd_Click(object sender, System.EventArgs e)
{
//»ñµÃͼÏó²¢°ÑͼÏóת»»Îªbyte[]
HttpPostedFile upPhoto=UpPhoto.PostedFile;
int upPhotoLength=upPhoto.ContentLength;
byte[] PhotoArray=new Byte[upPhotoLength];
Stream PhotoStream=upPhoto.InputStream;
PhotoStream.Read(PhotoArray,0,upPhotoLength);
//Á¬½ÓÊý¾Ý¿â
SqlConnection conn=new SqlConnection();
conn.ConnectionString="Data Source=localhost;Database=test;User Id=sa;Pwd=sa";
SqlCommand cmd=new SqlCommand("UpdateImage",conn);
cmd.CommandType=CommandType.StoredProcedure;
cmd.Parameters.Add("@UpdateImage",SqlDbType.Image);
cmd.Parameters["@UpdateImage"].Value=PhotoArray;
//Èç¹ûÄãÏ£Íû²»Ê¹Óô洢¹ý³ÌÀ´Ìí¼ÓͼƬ°ÑÉÏÃæËľä´úÂë¸ÄΪ£º
//string strSql="Insert into test(FImage) values(@FImage)";
//SqlCommand cmd=new SqlCommand(strSql,conn);
//cmd.Parameters.Add("@FImage",SqlDbType.Image);
//cmd.Parameters["@FImage"].Value=PhotoArray;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
}
¶þ£¬´ÓSqlServerÖжÁÈ¡²¢ÏÔʾ³öÀ´
ÔÚÐèÒªÏÔʾͼƬµÄµØ·½Ìí¼ÓÈçÏ´úÂë:
<asp:image id="imgPhoto" runat="server" ImageUrl="ShowPhoto.aspx"></asp:image>
ShowPhoto.aspxÖ÷Ìå´úÂ룺
private void Page_Load(object sender, System.EventArgs e)
{
if(!Page.IsPostBack)
{
SqlConnection conn=new SqlConnection()
conn.ConnectionString="Data Source=localhost;Database=test;User Id=sa;Pw


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