Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ÔÚASP.NETÖÐÔõôÅжÏÊÇ·ñ²éѯµ½Ïà¹Ø¼Ç¼

ÔÚASP.NETÖÐÎÒÏë½øÐÐÒ»¸öÅжϣº¾ÍÊǵ±²éѯµ½Êý¾Ý¿âÖеÄÏà¹Ø¼Ç¼ʱ¾ÍÏÔʾ³öÀ´£¬ÒªÊÇÊý¾Ý¿âûÓÐÏà¹ØÐÅÏ¢¾Íµ¯³öÒ»¸ö´°Ìå½øÐС°Ã»ÓиÃÌõ¼Ç¼¡±µÄÌáʾ£¬ÍûÄÄλ¸ßÊÖÄܽ̽ÌÎÒÔõôŪ
ÓÃSqlDataReader:
SqlDataReader sdr=cmd.ExecuteReader();
while(sdr.Read())  //ÎªÕæ±íʾÓÐÊý¾Ý±»ÕÒµ½

ÓÃDataTable:
DataTable dt=GetDataTable(sql);
if(dt.Rows.Count>0)  //±íʾÓÐÊý¾ÝÕÒµ½

ÎÒÓõÄÊÇSqlDataAdapterÓ¦¸ÃÔõô°ì°¡

ÒýÓÃ
ÎÒÓõÄÊÇSqlDataAdapterÓ¦¸ÃÔõô°ì°¡
Ìî³äµÄÊÇDataset ÄãÅжÏdatasetÖÐÊÇ·ñÓÐÖµ²»¾Í¿ÉÒÔÁËÂð£¿

C# code:

if(dataset.tables[0].rows.count>0)
{
//ÓÐÖµ£¡£¡
}


ÒýÓÃ
ÒýÓà 2 Â¥ xiaoqiang089 µÄ»Ø¸´:
ÎÒÓõÄÊÇSqlDataAdapterÓ¦¸ÃÔõô°ì°¡
Ìî³äµÄÊÇDataset ÄãÅжÏdatasetÖÐÊÇ·ñÓÐÖµ²»¾Í¿ÉÒÔÁËÂð£¿
ÐÞ¸ÄһϠ¼´¿ÉÒÔÌî³ädataset Ò²¿ÉÒÔÌî³ädatatable
datatable dt;
SqlDataAdapter sda = new SqlDataAdapter(sql,conn);
         
            sda.Fill(dt);
if(dt.rows.count>0)
{
ÓÐÊý¾Ý
}
else
{
ÎÞÊý¾Ý
}

лл¸÷λ¸ßÊÖÁËŶ

ºÇºÇ£¬


Ïà¹ØÎÊ´ð£º

ASP.NETÈçºÎʵÏÖ×Ô¶¯µÇ¼ - .NET¼¼Êõ / ASP.NET

ÄÄλ´ó¸çÓÐûÓÐASP.NETÖÐÀûÓÃCookiesʵÏÖÓû§×Ô¶¯µÇ¼µÄ´úÂë...ллÁË...Ô½ÏêϸԽºÃ....
ʲôÒâ˼£¿×Ô¶¯µÇ¼£¿

mark òÊÓÊÇ´æ´¢cookies ÎÒÒ²¶Ôcook±È½ÏÃÔºý ¹Ø×¢ÏÂ

¼ÈÈ»ÄãÖªµÀÓÃcookies×Ô¼º¶¯¶¯´óÄÔ¶àºÃ£¡ ......

¹ØÓÚASP.NET¶¨Ê±Æ÷µÄÎÊÌâ

ÎÒÏëÿÌì°ëÒ¹×Ô¶¯Éú³É¾²Ì¬Ò³Ãæ¡£
ÔõôʵÏÖÕâ¸ö·½·¨¡£
ÄÇλ¸ßÊÖÖªµÀ£¬Çë´Í½ÌÏ¡£
д·þÎñ!

Ôõôд

д·þÎñ ¿ªÏß³Ì Ð´Îļþ ÈëÊý¾Ý¿â

д·þÎñ»òÕßÓÿªÔ´µÄµ÷¶È¿ò¼ÜQuartz.net
½¨ÒéÓúóÕߣ¬ºóÕßÌṩ±È½ÏÁé»îµ ......

[50·Ö]asp.net¼¶±ðURLÖØÐ´-ÁéÒìʼþ

VB.NET code:

'Global.asax
Sub Application_Start(ByVal sender As Object, ByVal e As EventArgs)
'ÔÚÓ¦ÓóÌÐòÆô¶¯Ê±ÔËÐеĴúÂë
Dim RequestUrl As String = HttpContext.Current.Requ ......

AjaxÓëSessionµÄÎÊÌâ - .NET¼¼Êõ / ASP.NET

֮ǰÓöµ½Ò»¸öÎÊÌâ¡£
ÓÚÊÇ×öÁËÒÔÏÂʵÑ飺
Ò³Ãæ¼ÓÔØºó£¬Ìá½»Ò»¸öAjaxÇëÇó(ÔݳÆÎªajax1)£¬ÇëÇóµÄÏß³ÌÔÚ·þÎñÆ÷Éϱ»Ë¯Ãß10ÃëÖÓ¡£
µã»÷Ò³ÃæÉÏÒ»¸öbutton£¬´¥·¢ÁíÒ»¸öAjaxÇëÇó(ajax2)¡£
µ±Ã»ÓÐʹÓÃsession£¬ÔÚ·þÎñÆ÷δ´ ......

asp.net»ñÈ¡Îļþ¼Ð·¾¶ - .NET¼¼Êõ / ASP.NET

ASP.NETÈçºÎÓÃÒ»¸ö°´Å¥ÊµÏÖÑ¡ÔñÎļþ¼Ð·¾¶µ½Îı¾¿òÖУ¿£¨×¢ÒâÊÇÎļþ¼Ð·¾¶£¬²»ÊÇÎļþ·¾¶£©
http://blog.csdn.net/xianfajushi/archive/2008/10/18/3094474.aspx

Õâ²»ÊÇÎÒÒªµÄЧ¹û£¬ÎÒÒªÓõÄÊÇÀàËÆÓÚÎļþÉÏ´«¿ÉÒ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ