{"id":223,"date":"2012-02-23T16:27:59","date_gmt":"2012-02-23T16:27:59","guid":{"rendered":"115f89503138416a242f40fb7d7f338e"},"modified":"2012-02-23T16:27:59","modified_gmt":"2012-02-23T16:27:59","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/223","title":{"rendered":"\u7ea2\u9a6c\u7248\u9a8c\u8bc1\u7801\u5b9e\u73b0\uff08\u4e2d\u6587+\u53d8\u5f62+\u566a\u70b9\uff09"},"content":{"rendered":"

 <\/p>\n

\u3000\u3000\u672c\u6587\u793a\u4f8b\u6e90\u4ee3\u7801\u6216\u7d20\u6750\u4e0b\u8f7d<\/a><\/p>\n

\u3000\u3000\u4e3a\u4e86\u5e94\u4ed8\u8d8a\u6765\u8d8a\u591a\u7684\u81ea\u52a8\u53d1\u5e16\u673a\u3001\u6076\u610f\u653b\u51fb\u7b49\u60c5\u5f62\uff0c\u9a8c\u8bc1\u7801\u6280\u672f\u5728\u5927\u91cf\u7684\u7f51\u7ad9\u4e0a\u5f97\u5230\u4f7f\u7528\u3002\u6211\u5728\u8fd1\u671f\u5f00\u53d1\u4e00\u4e2a\u6ce8\u518c\u7f51\u7ad9\u7684\u65f6\u5019\uff0c\u4e5f\u4f7f\u7528\u4e86\u8fd9\u4e00\u6280\u672f\u3002\u5f53\u7136\uff0c\u6211\u5e76\u4e0d\u60f3\u5b8c\u5b8c\u5168\u5168\u81ea\u5df1\u91cd\u65b0\u5b9e\u73b0\uff0c\u800c\u662f\u53c2\u8003\u4e86\u7f51\u4e0a\u80fd\u591f\u627e\u5230\u7684\u5b9e\u73b0\uff0c\u505a\u4e86\u82e5\u5e72\u6539\u8fdb\u800c\u5df2\u3002\u4e0b\u9762\u8c08\u8c08\u6211\u7684\u5b9e\u73b0\u3002<\/p>\n

\u3000\u3000\u8865\u4e24\u5f20\u56fe\u7247\uff1a<\/p>\n

\u3000\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a>\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a><\/p>\n

\u3000\u3000\u9996\u5148\u770b\u9a8c\u8bc1\u7801\u56fe\u7247\u8f93\u51fa\u9875\u7684\u4ee3\u7801\uff1a<\/p>\n

<%@ Page Language=\"C#\" %>
\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD XHTML 1.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/xhtml1\/DTD\/xhtml1-transitional.dtd<\/a>\">
\n<script runat=\"server\">
\n\u3000\u3000protected void Page_Load(object sender, EventArgs e)
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000VryImgGen gen = new VryImgGen();
\n\u3000\u3000\u3000\u3000string verifyCode = gen.CreateVerifyCode(5, 1);
\n\u3000\u3000\u3000\u3000Session[\"VerifyCode\"] = verifyCode.ToUpper();
\n\u3000\u3000\u3000\u3000System.Drawing.Bitmap bitmap = gen.CreateImage(verifyCode);
\n\u3000\u3000\u3000\u3000System.IO.MemoryStream ms = new System.IO.MemoryStream();
\n\u3000\u3000\u3000\u3000bitmap.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
\n\u3000\u3000\u3000\u3000Response.Clear();
\n\u3000\u3000\u3000\u3000Response.ContentType = \"image\/Png\";
\n\u3000\u3000\u3000\u3000Response.BinaryWrite(ms.GetBuffer());
\n\u3000\u3000\u3000\u3000bitmap.Dispose();
\n\u3000\u3000\u3000\u3000ms.Dispose();
\n\u3000\u3000\u3000\u3000ms.Close();
\n\u3000\u3000\u3000\u3000Response.End();
\n\u3000\u3000}
\n<\/script>\u3000<\/code><\/p>\n

\u3000\u3000\u529f\u80fd\u5f88\u7b80\u5355\uff0c\u521d\u59cb\u5316\u4e00\u4e2a\u9a8c\u8bc1\u7801\u751f\u6210\u5bf9\u8c61\uff0c\u751f\u6210\u56fe\u7247\u3002\u7136\u540e\u4fdd\u5b58\u5230\u4e00\u4e2aMemoryStream\u91cc\u3002\u5f97\u5230\u5b57\u8282\u6d41\uff0c\u8f93\u51fa\u5b57\u8282\u6d41\u3002\u9a8c\u8bc1\u7801\u7684\u6570\u636e\u662f\u4fdd\u5b58\u5728Session\u4e2d\u7684\uff0c\u8fd9\u662f\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u3002\u6216\u8005\u53ef\u4ee5\u52a0\u5bc6\u50a8\u5b58\u5728cookie\u91cc\uff0c\u4e5f\u662f\u53ef\u4ee5\u7684\u3002<\/p>\n

\u3000\u3000\u518d\u6765\u770b\u770b\u9a8c\u8bc1\u7801\u751f\u6210\u5bf9\u8c61\uff1a <\/p>\n

using System;
\nusing System.Data;
\nusing System.Configuration;
\nusing System.Web;
\nusing System.Web.Security;
\nusing System.Web.UI;
\nusing System.Web.UI.WebControls;
\nusing System.Web.UI.WebControls.WebParts;
\nusing System.Web.UI.HtmlControls;
\nusing System.Drawing;
\nusing System.Text;
\n\/\/\/ <summary>
\n\/\/\/ Summary description for VryImgGen
\n\/\/\/ <\/summary>
\npublic partial class VryImgGen
\n{
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u4f9b\u9a8c\u8bc1\u7801\u751f\u6210\u6c49\u5b57\u65f6\u9009\u53d6\u7684\u6c49\u5b57\u96c6,\u82e5\u4e3a\u7a7a\u5219\u6309\u7167\u300aGB2312\u7b80\u4f53\u4e2d\u6587\u7f16\u7801\u8868\u300b\u7f16\u7801\u89c4\u5219\u6784\u9020\u6c49\u5b57
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public static string ChineseChars = String.Empty;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u82f1\u6587\u4e0e\u6570\u5b57\u4e32
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000protected static readonly string EnglishOrNumChars = \"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ\";
\n\u3000\u3000public VryImgGen()
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000rnd = new Random(unchecked((int)DateTime.Now.Ticks));
\n\u3000\u3000}
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u5168\u5c40\u968f\u673a\u6570\u751f\u6210\u5668
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000private Random rnd;
\n\u3000\u3000int length = 5;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u9a8c\u8bc1\u7801\u957f\u5ea6(\u9ed8\u8ba46\u4e2a\u9a8c\u8bc1\u7801\u7684\u957f\u5ea6)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public int Length
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return length; }
\n\u3000\u3000\u3000\u3000set { length = value; }
\n\u3000\u3000}
\n\u3000\u3000int fontSize = 18;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u9a8c\u8bc1\u7801\u5b57\u4f53\u5927\u5c0f(\u4e3a\u4e86\u663e\u793a\u626d\u66f2\u6548\u679c\uff0c\u9ed8\u8ba430\u50cf\u7d20\uff0c\u53ef\u4ee5\u81ea\u884c\u4fee\u6539)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public int FontSize
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return fontSize; }
\n\u3000\u3000\u3000\u3000set { fontSize = value; }
\n\u3000\u3000}\u3000
\n\u3000\u3000int padding = 4;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u8fb9\u6846\u8865(\u9ed8\u8ba44\u50cf\u7d20)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public int Padding
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return padding; }
\n\u3000\u3000\u3000\u3000set { padding = value; }
\n\u3000\u3000}\u3000
\n\u3000\u3000bool chaos = true;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u662f\u5426\u8f93\u51fa\u71e5\u70b9(\u9ed8\u8ba4\u8f93\u51fa)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public bool Chaos
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return chaos; }
\n\u3000\u3000\u3000\u3000set { chaos = value; }
\n\u3000\u3000}\u3000
\n\u3000\u3000Color chaosColor = Color.LightGray;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u8f93\u51fa\u71e5\u70b9\u7684\u989c\u8272(\u9ed8\u8ba4\u7070\u8272)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public Color ChaosColor
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return chaosColor; }
\n\u3000\u3000\u3000\u3000set { chaosColor = value; }
\n\u3000\u3000}
\n\u3000\u3000Color backgroundColor = Color.White;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u81ea\u5b9a\u4e49\u80cc\u666f\u8272(\u9ed8\u8ba4\u767d\u8272)
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public Color BackgroundColor
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return backgroundColor; }
\n\u3000\u3000\u3000\u3000set { backgroundColor = value; }
\n\u3000\u3000}\u3000
\n\u3000\u3000Color[] colors = { Color.Black, Color.Red, Color.DarkBlue, Color.Green, Color.Orange, Color.Brown, Color.DarkCyan, Color.Purple };
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u81ea\u5b9a\u4e49\u968f\u673a\u989c\u8272\u6570\u7ec4
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public Color[] Colors
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return colors; }
\n\u3000\u3000\u3000\u3000set { colors = value; }
\n\u3000\u3000}
\n\u3000\u3000string[] fonts = { \"Arial\", \"Georgia\" };
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u81ea\u5b9a\u4e49\u5b57\u4f53\u6570\u7ec4
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000public string[] Fonts
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000get { return fonts; }
\n\u3000\u3000\u3000\u3000set { fonts = value; }
\n\u3000\u3000}\u3000<\/code><\/p>\n

\u3000\u3000#region \u4ea7\u751f\u6ce2\u5f62\u6ee4\u955c\u6548\u679c<\/p>\n

\u3000\u3000private const double PI = 3.1415926535897932384626433832795;
\n\u3000\u3000private const double PI2 = 6.283185307179586476925286766559;
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u6b63\u5f26\u66f2\u7ebfWave\u626d\u66f2\u56fe\u7247\uff08Edit By 51aspx.com\uff09
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <param name=\"srcBmp\">\u56fe\u7247\u8def\u5f84<\/param>
\n\u3000\u3000\/\/\/ <param name=\"bXDir\">\u5982\u679c\u626d\u66f2\u5219\u9009\u62e9\u4e3aTrue<\/param>
\n\u3000\u3000\/\/\/ <param name=\"nMultValue\">\u6ce2\u5f62\u7684\u5e45\u5ea6\u500d\u6570\uff0c\u8d8a\u5927\u626d\u66f2\u7684\u7a0b\u5ea6\u8d8a\u9ad8\uff0c\u4e00\u822c\u4e3a3<\/param>
\n\u3000\u3000\/\/\/ <param name=\"dPhase\">\u6ce2\u5f62\u7684\u8d77\u59cb\u76f8\u4f4d\uff0c\u53d6\u503c\u533a\u95f4[0-2*PI)<\/param>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000public System.Drawing.Bitmap TwistImage(Bitmap srcBmp, bool bXDir, double dMultValue, double dPhase)
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000System.Drawing.Bitmap destBmp = new Bitmap(srcBmp.Width, srcBmp.Height);
\n\u3000\u3000\u3000\u3000\/\/ \u5c06\u4f4d\u56fe\u80cc\u666f\u586b\u5145\u4e3a\u767d\u8272
\n\u3000\u3000\u3000\u3000System.Drawing.Graphics graph = System.Drawing.Graphics.FromImage(destBmp);
\n\u3000\u3000\u3000\u3000graph.FillRectangle(new SolidBrush(System.Drawing.Color.White), 0, 0, destBmp.Width, destBmp.Height);
\n\u3000\u3000\u3000\u3000graph.Dispose();
\n\u3000\u3000\u3000\u3000double dBaseAxisLen = bXDir ? (double)destBmp.Height : (double)destBmp.Width;
\n\u3000\u3000\u3000\u3000for (int i = 0; i < destBmp.Width; i++)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000for (int j = 0; j < destBmp.Height; j++)
\n\u3000\u3000\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000double dx = 0;
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000dx = bXDir ? (PI2 * (double)j) \/ dBaseAxisLen : (PI2 * (double)i) \/ dBaseAxisLen;
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000dx += dPhase;
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000double dy = Math.Sin(dx);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\/\/ \u53d6\u5f97\u5f53\u524d\u70b9\u7684\u989c\u8272
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000int nOldX = 0, nOldY = 0;
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000nOldX = bXDir ? i + (int)(dy * dMultValue) : i;
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000nOldY = bXDir ? j : j + (int)(dy * dMultValue);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000System.Drawing.Color color = srcBmp.GetPixel(i, j);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000if (nOldX >= 0 && nOldX < destBmp.Width
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000 && nOldY >= 0 && nOldY < destBmp.Height)
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000destBmp.SetPixel(nOldX, nOldY, color);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000return destBmp;
\n\u3000\u3000}<\/code><\/p>\n

\u3000\u3000#endregion<\/p>\n

\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u751f\u6210\u6821\u9a8c\u7801\u56fe\u7247
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <param name=\"code\">\u9a8c\u8bc1\u7801<\/param>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000public Bitmap CreateImage(string code)
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000int fSize = FontSize;
\n\u3000\u3000\u3000\u3000int fWidth = fSize + Padding;
\n\u3000\u3000\u3000\u3000int imageWidth = (int)(code.Length * fWidth) + 4 + Padding * 2;
\n\u3000\u3000\u3000\u3000int imageHeight = fSize * 2 + Padding * 2;
\n\u3000\u3000\u3000\u3000System.Drawing.Bitmap image = new System.Drawing.Bitmap(imageWidth, imageHeight);
\n\u3000\u3000\u3000\u3000Graphics g = Graphics.FromImage(image);
\n\u3000\u3000\u3000\u3000g.Clear(BackgroundColor);
\n\u3000\u3000\u3000\u3000\/\/\u7ed9\u80cc\u666f\u6dfb\u52a0\u968f\u673a\u751f\u6210\u7684\u71e5\u70b9
\n\u3000\u3000\u3000\u3000if (this.Chaos)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000Pen pen = new Pen(ChaosColor, 0);
\n\u3000\u3000\u3000\u3000\u3000\u3000int c = Length * 10;
\n\u3000\u3000\u3000\u3000\u3000\u3000for (int i = 0; i < c; i++)
\n\u3000\u3000\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000int x = rnd.Next(image.Width);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000int y = rnd.Next(image.Height);
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000g.DrawRectangle(pen, x, y, 1, 1);
\n\u3000\u3000\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000int left = 0, top = 0, top1 = 1, top2 = 1;
\n\u3000\u3000\u3000\u3000int n1 = (imageHeight - FontSize - Padding * 2);
\n\u3000\u3000\u3000\u3000int n2 = n1 \/ 4;
\n\u3000\u3000\u3000\u3000top1 = n2;
\n\u3000\u3000\u3000\u3000top2 = n2 * 2;
\n\u3000\u3000\u3000\u3000Font f;
\n\u3000\u3000\u3000\u3000Brush b;
\n\u3000\u3000\u3000\u3000int cindex, findex;
\n\u3000\u3000\u3000\u3000\/\/\u968f\u673a\u5b57\u4f53\u548c\u989c\u8272\u7684\u9a8c\u8bc1\u7801\u5b57\u7b26
\n\u3000\u3000\u3000\u3000for (int i = 0; i < code.Length; i++)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000cindex = rnd.Next(Colors.Length - 1);
\n\u3000\u3000\u3000\u3000\u3000\u3000findex = rnd.Next(Fonts.Length - 1);
\n\u3000\u3000\u3000\u3000\u3000\u3000f = new System.Drawing.Font(Fonts[findex], fSize, System.Drawing.FontStyle.Bold);
\n\u3000\u3000\u3000\u3000\u3000\u3000b = new System.Drawing.SolidBrush(Colors[cindex]);
\n\u3000\u3000\u3000\u3000\u3000\u3000if (i % 2 == 1)
\n\u3000\u3000\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000top = top2;
\n\u3000\u3000\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000\u3000\u3000else
\n\u3000\u3000\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000top = top1;
\n\u3000\u3000\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000\u3000\u3000left = i * fWidth;
\n\u3000\u3000\u3000\u3000\u3000\u3000g.DrawString(code.Substring(i, 1), f, b, left, top);
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000\/\/\u753b\u4e00\u4e2a\u8fb9\u6846 \u8fb9\u6846\u989c\u8272\u4e3aColor.Gainsboro
\n\u3000\u3000\u3000\u3000g.DrawRectangle(new Pen(Color.Gainsboro, 0), 0, 0, image.Width - 1, image.Height - 1);
\n\u3000\u3000\u3000\u3000g.Dispose();
\n\u3000\u3000\u3000\u3000\/\/\u4ea7\u751f\u6ce2\u5f62\uff08Add By 51aspx.com\uff09
\n\u3000\u3000\u3000\u3000image = TwistImage(image, true, 8, 4);
\n\u3000\u3000\u3000\u3000return image;
\n\u3000\u3000}
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u751f\u6210\u968f\u673a\u5b57\u7b26\u7801
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <param name=\"codeLen\">\u5b57\u7b26\u4e32\u957f\u5ea6<\/param>
\n\u3000\u3000\/\/\/ <param name=\"zhCharsCount\">\u4e2d\u6587\u5b57\u7b26\u6570<\/param>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000public string CreateVerifyCode(int codeLen, int zhCharsCount)
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000char[] chs = new char[codeLen];
\n\u3000\u3000\u3000\u3000int index;
\n\u3000\u3000\u3000\u3000for (int i = 0; i < zhCharsCount; i++)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000index = rnd.Next(0, codeLen);
\n\u3000\u3000\u3000\u3000\u3000\u3000if (chs[index] == '')
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000chs[index] = CreateZhChar();
\n\u3000\u3000\u3000\u3000\u3000\u3000else
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000--i;
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000for (int i = 0; i < codeLen; i++)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000if (chs[i] == '')
\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000chs[i] = CreateEnOrNumChar();
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000return new string(chs, 0, chs.Length);
\n\u3000\u3000}
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u751f\u6210\u9ed8\u8ba4\u957f\u5ea65\u7684\u968f\u673a\u5b57\u7b26\u7801
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000public string CreateVerifyCode()
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000return CreateVerifyCode(Length, 0);
\n\u3000\u3000}
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u751f\u6210\u82f1\u6587\u6216\u6570\u5b57\u5b57\u7b26
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000protected char CreateEnOrNumChar()
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000return EnglishOrNumChars[rnd.Next(0, EnglishOrNumChars.Length)];
\n\u3000\u3000}
\n\u3000\u3000\/\/\/ <summary>
\n\u3000\u3000\/\/\/ \u751f\u6210\u6c49\u5b57\u5b57\u7b26
\n\u3000\u3000\/\/\/ <\/summary>
\n\u3000\u3000\/\/\/ <returns><\/returns>
\n\u3000\u3000protected char CreateZhChar()
\n\u3000\u3000{
\n\u3000\u3000\u3000\u3000\/\/\u82e5\u63d0\u4f9b\u4e86\u6c49\u5b57\u96c6\uff0c\u67e5\u8be2\u6c49\u5b57\u96c6\u9009\u53d6\u6c49\u5b57
\n\u3000\u3000\u3000\u3000if (ChineseChars.Length > 0)
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000return ChineseChars[rnd.Next(0, ChineseChars.Length)];
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000\u3000\u3000\/\/\u82e5\u6ca1\u6709\u63d0\u4f9b\u6c49\u5b57\u96c6\uff0c\u5219\u6839\u636e\u300aGB2312\u7b80\u4f53\u4e2d\u6587\u7f16\u7801\u8868\u300b\u7f16\u7801\u89c4\u5219\u6784\u9020\u6c49\u5b57
\n\u3000\u3000\u3000\u3000else
\n\u3000\u3000\u3000\u3000{
\n\u3000\u3000\u3000\u3000\u3000\u3000byte[] bytes = new byte[2];
\n\u3000\u3000\u3000\u3000\u3000\u3000\/\/\u7b2c\u4e00\u4e2a\u5b57\u8282\u503c\u57280xb0, 0xf7\u4e4b\u95f4
\n\u3000\u3000\u3000\u3000\u3000\u3000bytes[0] = (byte)rnd.Next(0xb0, 0xf8);
\n\u3000\u3000\u3000\u3000\u3000\u3000\/\/\u7b2c\u4e8c\u4e2a\u5b57\u8282\u503c\u57280xa1, 0xfe\u4e4b\u95f4
\n\u3000\u3000\u3000\u3000\u3000\u3000bytes[1] = (byte)rnd.Next(0xa1, 0xff);
\n\u3000\u3000\u3000\u3000\u3000\u3000\/\/\u6839\u636e\u6c49\u5b57\u7f16\u7801\u7684\u5b57\u8282\u6570\u7ec4\u89e3\u7801\u51fa\u4e2d\u6587\u6c49\u5b57
\n\u3000\u3000\u3000\u3000\u3000\u3000string str1 = Encoding.GetEncoding(\"gb2312\").GetString(bytes);
\n\u3000\u3000\u3000\u3000\u3000\u3000return str1[0];
\n\u3000\u3000\u3000\u3000}
\n\u3000\u3000}
\n}<\/code>\u3000\u3000\u8fd9\u91cc\u9762\u5927\u91cf\u4f7f\u7528\u4e8651aspx.com\u7684\u4ee3\u7801\uff0c\u5728\u6b64\u8868\u793a\u611f\u8c22\u3002\u8fd9\u91cc\u7684\u4e3b\u8981\u6539\u8fdb\u5728\u4e8e\u652f\u6301\u751f\u6210\u4e2d\u82f1\u6587\u6df7\u5408\u7684\u9a8c\u8bc1\u7801\u3002\u4e2d\u6587\u7684\u751f\u6210\u6709\u4e24\u79cd\u65b9\u5f0f\uff0c\u4e00\u662f\u6839\u636e\u300aGB2312\u7b80\u4f53\u4e2d\u6587\u7f16\u7801\u8868\u300b\u7f16\u7801\u89c4\u5219\u6784\u9020\u6c49\u5b57\uff0c\u4e8c\u662f\u4ece\u4e00\u4e2a\u9009\u5b9a\u7684\u4e2d\u6587\u5b57\u7b26\u96c6\u5408\u4e2d\u968f\u5373\u9009\u53d6\u6c49\u5b57\u3002\u5b9e\u73b0\u5f88\u7b80\u5355\uff0c\u53c2\u8003\u51fd\u6570protected char CreateZhChar()\uff0c\u5728\u6b64\u4e0d\u8d58\u8ff0\u3002<\/p>\n<\/p>\n

\u3000\u3000\u6700\u540e\u8bf4\u4e00\u4e0b\u9a8c\u8bc1\u7801\u7684\u4f7f\u7528\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a\u3000<\/p>\n

\u3000\u3000<img src=\"VerifyCode.aspx\" id=\"valiCode\" alt=\"\u9a8c\u8bc1\u7801\" \/><\/p>\n

\u3000\u3000<a title=\"\u5237\u65b0\u9a8c\u8bc1\u7801\" href=\"http:\/\/j5c.ddvip.com\/index.php#\" onclick=\"javascript:document.getElementById('valiCode').src='VerifyCode.aspx?id='+Math.random();return false;\">\u770b\u4e0d\u6e05\uff0c\u6362\u5f20\u56fe\u7247\uff1f<\/a>\u3000\u3000\u8fd9\u91cc\u6709\u4e2a\u5c0f\u6280\u5de7\uff0c\u5c31\u662f\u5728\u5237\u65b0\u9a8c\u8bc1\u7801\u7684\u4f7f\u7528\uff0c\u9a8c\u8bc1\u7801\u7684URL\u540e\u9762\u7528\u4e86\u968f\u673a\u53c2\u6570\u4ee5\u6b3a\u9a97\u6d4f\u89c8\u5668\u91cd\u65b0\u8bf7\u6c42\u3002<\/p>\n<\/p>\n

<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

 <\/p>\n

\u3000\u3000\u672c\u6587\u793a\u4f8b\u6e90\u4ee3\u7801\u6216\u7d20\u6750\u4e0b\u8f7d<\/a><\/p>\n

\u3000\u3000\u4e3a\u4e86\u5e94\u4ed8\u8d8a\u6765\u8d8a\u591a\u7684\u81ea\u52a8\u53d1\u5e16\u673a\u3001\u6076\u610f\u653b\u51fb\u7b49\u60c5\u5f62\uff0c\u9a8c\u8bc1\u7801\u6280\u672f\u5728\u5927\u91cf\u7684\u7f51\u7ad9\u4e0a\u5f97\u5230\u4f7f\u7528\u3002\u6211\u5728\u8fd1\u671f\u5f00\u53d1\u4e00\u4e2a\u6ce8\u518c\u7f51\u7ad9\u7684\u65f6\u5019\uff0c\u4e5f\u4f7f\u7528\u4e86\u8fd9\u4e00\u6280\u672f\u3002\u5f53\u7136\uff0c\u6211\u5e76\u4e0d\u60f3\u5b8c\u5b8c\u5168\u5168\u81ea\u5df1\u91cd\u65b0\u5b9e\u73b0\uff0c\u800c\u662f\u53c2\u8003\u4e86\u7f51\u4e0a\u80fd\u591f\u627e\u5230\u7684\u5b9e\u73b0\uff0c\u505a\u4e86\u82e5\u5e72\u6539\u8fdb\u800c\u5df2\u3002\u4e0b\u9762\u8c08\u8c08\u6211\u7684\u5b9e\u73b0\u3002<\/p>\n

\u3000\u3000\u8865\u4e24\u5f20\u56fe\u7247\uff1a<\/p>\n

\u3000\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a>\"\u70b9\u51fb\u67e5\u770b\u539f\u56fe\"<\/a><\/p>\n

\u3000\u3000\u9996\u5148\u770b\u9a8c\u8bc1\u7801\u56fe\u7247\u8f93\u51fa\u9875\u7684\u4ee3\u7801\uff1a<\/p>\n

<%@ Page Language=\"C#\" %>
\n<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD XHTML 1.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/xhtml1\/DTD...<\/a><\/code><\/p>\n

<\/span> \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[273],"tags":[],"class_list":["post-223","post","type-post","status-publish","format-standard","hentry","category-article"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/223","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=223"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/223\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}