C#ͼƬÎÊÌâ
ÎÒÓÐÒ»¸öÏà¶Ô·¾¶ ͼƬ´æÔÚD:\PhotosÏ£¬ÎÒÔõôÄܹ»È¡³öÕâ¸öͼƬ£¬ÇÒ½«Õâ¸öͼƬ·ÅÔÚÒ»¸öDataTableÖС£
DatatableÒѾ´ÓÊý¾Ý¿âÖвé³ö£¬ÀïÃæÓÐÒ»¸öÊý¾ÝÀàÐÍΪimageµÄpic×ֶΣ¬ÇëÎÊÈçºÎ·Å½øÈ¥£¿
Ò»¹²Á½¸öÎÊÌâŶ£¬1.ȥȡͼƬ£¬2´æÍ¼Æ¬ÈëDatatableÖÐ
ллÀ²¡£¡£
private void button1_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection("server=.;database=test;uid=sa;pwd=sa");
conn.Open();
string sql = "insert into image values (@i)";
SqlCommand cmd = new SqlCommand(sql, conn);
byte[] ib = new Byte[60000];
FileStream fs = new FileStream(@"D:\ͼƬ.jpg", FileMode.Open, FileAccess.Read);
fs.Read(ib, 0, 60000);
cmd.Parameters.Add("@i", SqlDbType.Image, (int)fs.Length);
cmd.Parameters["@i"].Value = ib;
cmd.ExecuteNonQuery();
conn.Close();
}
private void button2_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection("server=.;database=test;uid=sa;pwd=sa");
conn.Open();
string sql = "select * from image where id = 4";
SqlCommand com=new SqlCommand (sql,conn);
Ïà¹ØÎÊ´ð£º
×î½üÔÚ×ö¸öÍøÉÏÉ̳ǣ¬¹ºÎﳵģ¿é£¬Ã»ÓÐ×ö¹ý£¬Âé·³¸÷λ°ïæ˵Ï´óÖÂ˵ÏÂ˼·£¬ÄÜ·¢Ò»·ÝÔ´Âë¸üºÃ¡£Ð¡µÜÏÈл¹ý¸÷λÁË£»
QQ£º413763818£»
eamil:swebook@126.com
ÍøÉÏÒ»´ó¶Ñ£¡
www.51aspx.com
ȥϠ......
VC++¾ÍÊÇVCµÄ¸ÄÉÆ°æ£¿
ÄÇVC++ºÍC++ÓÐʲô¹ØÏµ£¬²»Ò»ÑùÄØ£¿
C#תѧC++£¬Òª×¼±¸×ÅÄÄ·½ÃæµÄ֪ʶ£¿
Ò»»áÏë¸ã java Ò»»áÏë¸ãc# Ò»»áÏë¸ãc++ , ÕâÑùÓÐÓÀÔ¶²»»á³ÉΪ¸ßÊÖµÄ
Â¥ÉÏ˵µÄ¶Ô£¬C++ÊǺÜÍ´¿àµÄ£¬ÎÒÕýÔÚ³ÐÊÜÕâÖ ......
¼±Óá£ÁªÏµQQ£º8775262£¬Ð»Ð»¡£
ÐèÒª½øÐÐDllImportµÄµØ·½Ö±½ÓдDLLImport.·½·¨Ãû¡£
È磺DLLImport.GlobalAddAtom(¡¡);
Îļþ£ºUShare.pas
Delphi(Pascal) code:
unit UShare;
interface
uses Windows, Me ......
ÒÔÏÂÊÇÒ»¶ÎJavsScript½Å±¾£¬µ«ÔËÐÐʱ×Ü»á²úÉú ¡°Microsoft JScript ÔËÐÐʱ´íÎó: 'null' Ϊ¿Õ»ò²»ÊǶÔÏó¡±Òì³££¬´ó¼Ò°ï¿´Ò»Ï¡£
<form id="form1" runat="server">
< ......
ÎÒÃÇC#×öÒ»¸ö´°Ìå ÍùÊý¾Ý¿âÀï²åÈëÊý¾Ý
SqlConnection cn = new SqlConnection("Data Source=20090713-1752\\SQLEXPRESS;Initial Catalog=goods;Integrated Security=True");
......