ASP.NETѧϰ¾ÑéÊÕ¼¯£¨²»¶Ï¸üУ©
ÔÚÈÕ³£Ñ§Ï°ºÍʹÓÃASP.NETµÄ¹ý³ÌÖУ¬ÓÐЩ±È½ÏÌØÊâÓÐÓõľÑéÊÕ¼¯ÔÚÕâÀ·½±ã×Ô¼º¼ÇÒäºÍÀí½â£¬Ò²Ï£ÍûÄÜ°ïÖúµ½Ò»Ð©³õѧÕ߲ο¼¡£Èç¹ûÓÐЩ²»×ãµÄµØ·½Ï£Íû¸ßÊÖ²»Áߴͽ̣¡£¡£¡
Ò»¡¢ÔÚÒ»°ã´¦ÀíÎļþ(ashx)ÖÐʹÓÃSessionʱ£¬ÐèÒªÒý½øÃüÃû¿Õ¼ä£ºusing System.Web.SessionState; ²¢ÇÒʹ¸ÃÀàʵÏÖIRequiresSessionState½Ó¿Ú£¬È»ºó¾ÍÄÜͨ¹ýHttpContext.Current.SessionʹÓÃSessionÁË£¡
¼òÒ×´úÂëÈçÏ£º
using System.Web.SessionState;
........
public class Handler : IHttpHandler, IRequiresSessionState
{
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
HttpContext.Current.Session["user"] = "luoyisheng";
}
public bool IsReusable
{
get
{
return false;
}
}
}
Ïà¹ØÎĵµ£º
FileUp.aspx Ò³Ãæ
1<%@ Page language="c#" Codebehind="FileUp.aspx.cs" AutoEventWireup="false" Inherits="TestCenter.FileUp" %>
2<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
3<HTML>
4 <HEAD>
5 &l ......
ÔÚAsp.NetÖÐдÁËÒ»¸ö¸½¼þÉÏ´«ºÍÏÂÔصijÌÐò£¬¸½¼þÉÏ´«µ½Êý¾Ý¿âÖУ¬È»ºó½«¸½¼þµÄGUID±£´æÆðÀ´£¬ÎÒÃÇ¿ÉÒÔ¸ù¾ÝGUIDÀ´ÕÒµ½Êý¾Ý¿âÖеĸ½¼þ£¬Ò»°ã¸½¼þÏÂÔصĴúÂëÊÇ£º
private void Download(string ID)
{
file = logic.GetA ......
ASP.NET²Ù×÷Êý¾Ý¿â
ͨ¹ý¶ÔADO.NETµÄ»ù±¾½²½â£¬ÒÔ¼°½²½âÁËһЩÊý¾ÝÔ´¿Ø¼þµÄ»ù±¾Ó÷¨ºó£¬±¾Õ½«½éÉÜһЩASP.NET²Ù×÷Êý¾Ý¿âµÄ¸ß¼¶Ó÷¨£¬°üÀ¨Ê¹ÓÃSQLHelper£¬ÒÔ¼°Êý¾ÝÔ´¿Ø¼þ¶ÔÊý¾ÝµÄ²Ù×÷¡£±¾ÕÂÊǶÔÇ°ÃæµÄÊý¾Ý¿â֪ʶµÄÒ»ÖÖ²¹³äºÍÌáÉý¡£
9.1 ʹÓÃADO.NET²Ù×÷Êý¾Ý¿â
ÉÏÒ»ÕÂÖнéÉÜÁËADO.NETµÄ»ù±¾¸ÅÄî¡¢ADO.NETµÄ¶ÔÏó£¬ÒÔ¼ ......
URL ÖØдÊǽØÈ¡´«Èë Web ÇëÇó²¢×Ô¶¯½«ÇëÇóÖض¨Ïòµ½ÆäËû URL µÄ¹ý³Ì¡£
±ÈÈçä¯ÀÀÆ÷·¢À´ÇëÇóhostname/101.aspx £¬·þÎñÆ÷×Ô¶¯½«Õâ¸öÇëÇóÖж¨ÏòΪhttp://hostname/list.aspx?id=101¡£
urlÖØдµÄÓŵãÔÚÓÚ£º
Ëõ¶Ìurl£¬Òþ²Øʵ¼Ê·¾¶Ìá¸ß°²È«ÐÔ
Ò×ÓÚÓû§¼ÇÒäºÍ¼üÈë¡£
&nbs ......
1.»ñȡͼƬ¿í¶ÈºÍ¸ß¶È
1.Äú¿ÉÒÔʹÓà System.Drawing.Image Àà
System.Drawing.Image img = System.Drawing.Image.fromFile(Server.MapPath("example.gif"));
int width = img.Width;
int height = img.Height;
img.Dispose();
µ«ÊÇÕâÀïÎÒÃÇÈ´²»ÄÜÔÚµ¼ÈëÃû³Æ¿Õ¼äºóʹÓà Image& ......