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

ASP.NETÑéÖ¤Âë(C#)

* Copyright all(c) 2005 ZhongFeng, http://blog.csdn.net/SW515 */
 public class ValidateCode : System.Web.UI.Page
 {
  private void Page_Load(object sender, System.EventArgs e)
  {
   this.CreateCheckCodeImage(GenerateCheckCode());
  }
  #region Web ´°ÌåÉè¼ÆÆ÷Éú³ÉµÄ´úÂë
  override protected void OnInit(EventArgs e)
  {
   //
   // CODEGEN: ¸Ãµ÷ÓÃÊÇ ASP.NET Web ´°ÌåÉè¼ÆÆ÷Ëù±ØÐèµÄ¡£
   //
   InitializeComponent();
   base.OnInit(e);
  }
  
  /// <summary>
  /// Éè¼ÆÆ÷Ö§³ÖËùÐèµÄ·½·¨ - ²»ÒªÊ¹ÓôúÂë±à¼­Æ÷ÐÞ¸Ä
  /// ´Ë·½·¨µÄÄÚÈÝ¡£
  /// </summary>
  private void InitializeComponent()
  {   
   this.Load += new System.EventHandler(this.Page_Load);
  }
  #endregion
  private string GenerateCheckCode()
  {
   int number;
   char code;
   string checkCode = String.Empty;
   System.Random random = new Random();
   for(int i=0; i<5; i++)
   {
    number = random.Next();
    if(number % 2 == 0)
     code = (char)('0' + (char)(number % 10));
    else
     code = (char)('A' + (char)(number % 26));
    checkCode += code.ToString();
   }
   Response.Cookies.Add(new HttpCookie("CheckCode", checkCode));
   return checkCode;
  }
  private void CreateCheckCodeImage(string checkCode)
  {
   if(checkCode == null || checkCode.Trim() == String.Empty)
    return;
   System.Drawing.Bitmap


Ïà¹ØÎĵµ£º

C#ÓëFlash½»»¥

C#ÓëFlash½»»¥ £¨×ª×ÔСÀÚÔÚÏߣ©
C#ÓëFlash½»»¥
ǰ¶ÎÈÕ×Ó¹«Ë¾ÒªÇó×öÒ»¸öC#ÓëFlash½»»¥µÄ¶«Î÷£¬ÓÃÀ´C#Óë¶ÌÐÅèͨѶ½«Êý¾Ý´«µ½FlashÉÏÏÔʾÓë²Ù×÷µÄÓ¦Óá£
µÚÒ»²½C#Ìí¼Ó×é¼þ
´ò¿ªVS2005-¹¤¾ß-Ñ¡Ôñ¹¤¾ßÏäÏî-COM×é¼þ-Ñ¡ÔñShockwave Flash Object-È·¶¨
Ìí¼ÓºÃ×é¼þÍù³¡¾°ÉÏÍÏ·Å£¬Èç¹ûÌáʾע²áÐèÇó×¢²á
c# ×¢²á¿Ø¼þ-ÔÚÔËÐÐÊä ......

¼´½«ÍƳöµÄASP.NET Ajax Library...

 ÓкܾÃÒ»¶Îʱ¼äÎÒµÄBLOGÉÏûÓгöÏÖAJAXÏà¹ØÑ¶Ï¢ÁË£¬Ö÷Òªµ±È»ÊÇÒòΪ¾ø´ó²¿·ÖµÄÖØÐͼ·Åµ½ÁËSilverlightÉíÉÏ(¿ÉÔ¤ÆÚµÄδÀ´Ó¦¸ÃÒ²»áÊÇÈç´Ë)¡£
µ«ÓÉÓÚ¹¤×÷ÉϵÄÐèÒª£¬×î½ü»¹ÊÇ»ØÍ·¿´ÁËһϼ´½«ÍƳöµÄASP.NET Ajax Library...£¬Ë³±ãÕÒÁËÒ»ÏÂÍøÂçÉϵÄѶϢ£¬¿´Õâ¸öÌ¬ÊÆÎÒ²ÂÏëÓ¦¸Ã²»ÉÙASP.NET¿ª·¢ÈËÔ±ºöÂÔµôÁËÕâ¸öÆäʵÒѾ­bet ......

C#±È½ÏͼƬÊÇ·ñÒ»ÖÂ


/// <summary>
/// ±È½ÏÁ½·ùͼƬÊÇ·ñÒ»Ö£¨Ê¹ÓÃMarshal.ReadByte·½Ê½£©
/// </summary>
/// <param name="bitmap1">ͼƬ1</param>
/// <param name="bitmap2">ͼƬ2</param>
/// <returns>Èç¹ûÁ½·ùͼƬÏàͬ£¬·µ»Ø0£»Èç¹ûͼƬ1СÓÚͼƬ2£¬·µ»ØÐ¡ÓÚ0µÄÖµ£»Èç¹ûͼƬ1´óÓÚÍ¼Æ ......

c# ½«Ã¶¾Ù×÷Ϊ¼üÖµµÄÐÎʽ´æ´¢

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
namespace ½«Ã¶¾Ù×÷Ϊ¼üÖµµÄÐÎʽ´æ´¢
{
    enum Myenum
    {
       First=3,
       Second ......

¸ù¾Ý×ÖÌå´óСµÃµ½×Ö·û´®ÏÔʾʱµÄ¿í¶È(C#)

×Ö·û´®µÄ¿í¶È×ÔÊÊÓ¦ÈÝÆ÷
 Graphics g = Graphics.fromImage(new Bitmap(1, 1));
 SizeF size = g.MeasureString(lblTitle.Text, new Font("ËÎÌå", 24 * 0.0625F, FontStyle.Bold));
 float oldSize=(800*0.0625F);//1px=0.0625em
 float newSize = (0.75F/size.Width )* oldSize;
size.Width µÄµ¥ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ