交流群：225443677 ...
using System; using System.Collections; using System.Collections.Generic; using System.IO; using System.Linq; using System.Security.Cryptography; using System.Text; using System.Text.RegularExpressions; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class stringChange : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { //換行 lblOldStr.Text = "西 游 記 ，紅 樓 夢 ，水 滸 傳 ，三 國 演 義 ，三 國 志 ，史 記，聊 齋 ，呂 氏 春 秋"; StringBuilder str = new StringBuilder(lblOldStr.Text); for (int i = 0; i < str.Length; i++) { if (str[i] == '，') str.Insert(++i, "<br />"); changedStr.InnerHtml = str.ToString(); } //顛倒輸出 char[] chr = lblOldStr.Text.ToCharArray(); Array.Reverse(chr, 0, lblOldStr.Text.Length); changedStr.InnerText = new StringBuilder().Append(chr).ToString(); //移除字元串中的所有空格 char[] chr1 = lblOldStr.Text.ToCharArray(); IEnumerator enum_char = chr1.GetEnumerator(); StringBuilder strSB = new StringBuilder(); while (enum_char.MoveNext()) { strSB.Append((char)enum_char.Current!=' '?enum_char.Current.ToString():string.Empty); } changedStr.InnerText = strSB.ToString(); //截取字元 string path_all = @"D:\MyProject\stringChanges\Upload\edit.txt"; string path = path_all.Substring(0, path_all.LastIndexOf(@"\") + 1); string file_name = path_all.Substring(path_all.LastIndexOf(@"\") + 1, path_all.LastIndexOf(".") - path_all.LastIndexOf(@"\") - 1); string file_exec = path_all.Substring(path_all.LastIndexOf(".") + 1, path_all.Length - path_all.LastIndexOf(".") - 1); changedStr.InnerHtml += "<br /><br />文件路徑：" + path + ";<br />文件名稱：" + file_name + ";<br />文件擴展名：" + file_exec + ";<br />"; //獲取字元串中漢字的個數 string test_temp = "西 游 記 ，紅 樓 夢 ，水 滸 傳 ，三 國 演 義 ，三 國 志 ，史 記，聊 齋 ，呂 氏 春 秋"; int chinese_num = 0; Regex regex = new Regex("^[\u4E00-\u9FA5]{0,}$"); for (int i = 0; i < test_temp.Length; i++) { chinese_num = regex.IsMatch(test_temp[i].ToString()) ? ++chinese_num : chinese_num; } changedStr.InnerHtml += "漢字個數為：" + chinese_num; //批量替換 string txt_temp = "啊哈哈哈哈哈…"; changedStr.InnerHtml += "<br /><br />" + txt_temp; changedStr.InnerHtml += "<br />" + txt_temp.Replace("哈", "呵") + "<br /><br />"; double value; if (double.TryParse("123", out value)) changedStr.InnerHtml += value; else changedStr.InnerHtml += "請輸入正確的字元~！"; //對字元串進行加密與解密 changedStr.InnerHtml += "<br /><br />" + new Encrypt().ToEncrypt("1234", "你好"); changedStr.InnerHtml += "<br /><br />" + new Encrypt().ToDecrypt("1234", "ahFbgmk57JI="); //字元轉ASCII碼： string str1 = "a"; byte[] bytetest = Encoding.Default.GetBytes(str1); changedStr.InnerHtml += "<br /><br />" + bytetest.ToString(); changedStr.InnerHtml += "<br /><br />" + Asc(str1); changedStr.InnerHtml += "<br /><br />" + Chr(37); //四捨五入 double val1, val2; if (double.TryParse("123.334444555", out val1) && double.TryParse("123.334444555", out val2)) changedStr.InnerHtml += "<br /><br />" + Math.Round(val1 + val2, 4).ToString(); else changedStr.InnerHtml += "<br /><br />" + "輸入數值不正確~！"; changedStr.InnerHtml += "<br /><br />" + new PinYin().GetABC("你好"); //數字大小寫轉換 int iTemp; string num="456"; if (int.TryParse(num, out iTemp)) changedStr.InnerHtml += "<br /><br />" + new Upper().NumToChinese(num); else changedStr.InnerHtml += "<br /><br />" + "請輸入正確整數數值~！"; } //字元轉ASCII碼： public static int Asc(string character) { if (character.Length == 1) { System.Text.ASCIIEncoding asciiEncoding = new System.Text.ASCIIEncoding(); int intAsciiCode = (int)asciiEncoding.GetBytes(character)[0]; return (intAsciiCode); } else { throw new Exception("Character is not valid."); } } public static string Chr(int asciiCode) { if (asciiCode >= 0 && asciiCode <= 255) { System.Text.ASCIIEncoding asciiEncoding = new System.Text.ASCIIEncoding(); byte[] byteArray = new byte[] { (byte)asciiCode }; string strCharacter = asciiEncoding.GetString(byteArray); return (strCharacter); } else { throw new Exception("ASCII Code is not valid."); } } } public class Encrypt { internal string ToEncrypt(string encrKey, string str) { try { byte[] byte_key = Encoding.Unicode.GetBytes(encrKey);//將密鑰字元串轉換為位元組序列 byte[] byte_data = Encoding.Unicode.GetBytes(str); //將字元串轉換為位元組序列 MemoryStream Stream_MS = new MemoryStream(); //創建記憶體流對象 CryptoStream CS_Stream = new CryptoStream(Stream_MS, //創建加密流對象 new DESCryptoServiceProvider().CreateEncryptor(byte_key, byte_key), CryptoStreamMode.Write); CS_Stream.Write(byte_data, 0, byte_data.Length);//向加密流中寫入位元組序列 CS_Stream.FlushFinalBlock();//將數據壓入基礎流 byte[] bt_temp = Stream_MS.ToArray(); //從記憶體流中獲取位元組序列 CS_Stream.Close();//關閉加密流 Stream_MS.Close();//關閉記憶體流 return Convert.ToBase64String(bt_temp); //方法返回加密後的字元串 } catch (CryptographicException ce) { throw new Exception(ce.Message); } } internal string ToDecrypt(string encrKey, string str) { try { byte[] byte_key = Encoding.Unicode.GetBytes(encrKey); //將密鑰字元串轉換為位元組序列 byte[] byte_data = Convert.FromBase64String(str); //將加密後的字元串轉換為位元組序列 MemoryStream Stream_MS = new MemoryStream(byte_data); //創建記憶體流對象並寫入數據 CryptoStream CS_Stream = new CryptoStream(Stream_MS, //創建加密流對象 new DESCryptoServiceProvider().CreateDecryptor(byte_key, byte_key), CryptoStreamMode.Read); byte[] bt_temp = new byte[200];//創建位元組序列對象 MemoryStream MS_temp = new MemoryStream(); //創建記憶體流對象 int i = 0;//創建記數器 while ((i = CS_Stream.Read(bt_temp, 0, bt_temp.Length)) > 0) //使用while迴圈得到解密數據 { MS_temp.Write(bt_temp, 0, i); //將解密後的數據放入記憶體流 } return Encoding.Unicode.GetString(MS_temp.ToArray()); //方法返回解密後的字元串 } catch (CryptographicException ce) { throw new Exception(ce.Message); } } } public class PinYin { #region //定義拼音區編碼數組 private static int[] getValue = new int[] { -20319,-20317,-20304,-20295,-20292,-20283,-20265,-20257,-20242,-20230,-20051,-20036, -20032,-20026,-20002,-19990,-19986,-19982,-19976,-19805,-19784,-19775,-19774,-19763, -19756,-19751,-19746,-19741,-19739,-19728,-19725,-19715,-19540,-19531,-19525,-19515, -19500,-19484,-19479,-19467,-19289,-19288,-19281,-19275,-19270,-19263,-19261,-19249, -19243,-19242,-19238,-19235,-19227,-19224,-19218,-19212,-19038,-19023,-19018,-19006, -19003,-18996,-18977,-18961,-18952,-18783,-18774,-18773,-18763,-18756,-18741,-18735, -18731,-18722,-18710,-18697,-18696,-18526,-18518,-18501,-18490,-18478,-18463,-18448, -18447,-18446,-18239,-18237,-18231,-18220,-18211,-18201,-18184,-18183, -18181,-18012, -17997,-17988,-17970,-17964,-17961,-17950,-17947,-17931,-17928,-17922,-17759,-17752, -17733,-17730,-17721,-17703,-17701,-17697,-17692,-17683,-17676,-17496,-17487,-17482, -17468,-17454,-17433,-17427,-17417,-17202,-17185,-16983,-16970,-16942,-16915,-16733, -16708,-16706,-16689,-16664,-16657,-16647,-16474,-16470,-16465,-16459,-16452,-16448, -16433,-16429,-16427,-16423,-16419,-16412,-16407,-16403,-16401,-16393,-16220,-16216, -16212,-16205,-16202,-16187,-16180,-16171,-16169,-16158,-16155,-15959,-15958,-15944, -15933,-15920,-15915,-15903,-15889,-15878,-15707,-15701,-15681,-15667,-15661,-15659, -15652,-15640,-15631,-15625,-15454,-15448,-15436,-15435,-15419,-15416,-15408,-15394, -15385,-15377,-15375,-15369,-15363,-15362,-15183,-15180,-15165,-15158,-15153,-15150, -15149,-15144,-15143,-15141,-15140,-15139,-15128,-15121,-15119,-15117,-15110,-15109, -14941,-14937,-14933,-14930,-14929,-14928,-14926,-14922,-14921,-14914,-14908,-14902, -14894,-14889,-14882,-14873,-14871,-14857,-14678,-14674,-14670,-14668,-14663,-14654, -14645,-14630,-14594,-14429,-14407,-14399,-14384,-14379,-14368,-14355,-14353,-14345, -14170,-14159,-14151,-14149,-14145,-14140,-14137,-14135,-14125,-14123,-14122,-14112, -14109,-14099,-14097,-14094,-14092,-14090,-14087,-14083,-13917,-13914,-13910,-13907, -13906,-13905,-13896,-13894,-13878,-13870,-13859,-13847,-13831,-13658,-13611,-13601, -13406,-13404,-13400,-13398,-13395,-13391,-13387,-13383,-13367,-13359,-13356,-13343, -13340,-13329,-13326,-13318,-13147,-13138,-13120,-13107,-13096,-13095,-13091,-13076, -13068,-13063,-13060,-12888,-12875,-12871,-12860,-12858,-12852,-12849,-12838,-12831, -12829,-12812,-12802,-12607,-12597,-12594,-12585,-12556,-12359,-12346,-12320,-12300, -12120,-12099,-12089,-12074,-12067,-12058,-12039,-11867,-11861,-11847,-11831,-11798, -11781,-11604,-11589,-11536,-11358,-11340,-11339,-11324,-11303,-11097,-11077,-11067, -11055,-11052,-11045,-11041,-11038,-11024,-11020,-11019,-11018,-11014,-10838,-10832, -10815,-10800,-10790,-10780,-10764,-10587,-10544,-10533,-10519,-10331,-10329,-10328, -10322,-10315,-10309,-10307,-10296,-10281,-10274,-10270,-10262,-10260,-10256,-10254 }; //定義拼音數組 private static string[] getStr = new string[] { "A","Ai","An","Ang","Ao","Ba","Bai","Ban","Bang","Bao","Bei","Ben", "Beng","Bi","Bian","Biao","Bie","Bin","Bing","Bo","Bu","Ba","Cai","Can", "Cang","Cao","Ce","Ceng","Cha","Chai","Chan","Chang","Chao","Che","Chen","Cheng", "Chi","Chong","Chou","Chu","Chuai","Chuan","Chuang","Chui","Chun","Chuo","Ci","Cong", "Cou","Cu","Cuan","Cui","Cun","Cuo","Da","Dai","Dan","Dang","Dao","De", "Deng","Di","Dian","Diao","Die","Ding","Diu","Dong","Dou","Du","Duan","Dui", "Dun","Duo","E","En","Er","Fa","Fan","Fang","Fei","Fen","Feng","Fo", "Fou","Fu","Ga","Gai","Gan","Gang","Gao","Ge","Gei","Gen","Geng","Gong", "Gou","Gu","Gua","Guai","Guan","Guang","Gui","Gun","Guo","Ha","Hai","Han", "Hang","Hao","He","Hei","Hen","Heng","Hong","Hou","Hu","Hua","Huai","Huan", "Huang","Hui","Hun","Huo","Ji","Jia","Jian","Jiang","Jiao","Jie","Jin","Jing", "Jiong","Jiu","Ju","Juan","Jue","Jun","Ka","Kai","Kan","Kang","Kao","Ke", "Ken","Keng","Kong","Kou","Ku","Kua","Kuai","Kuan","Kuang","Kui","Kun","Kuo", "La","Lai","Lan","Lang","Lao","Le","Lei","Leng","Li","Lia","Lian","Liang", "Liao","Lie","Lin","Ling","Liu","Long","Lou","Lu","Lv","Luan","Lue","Lun", "Luo","Ma","Mai",
