获取字符串首字母

我不是女神ヾ 2023-08-17 16:18 129阅读 0赞

1 using System;
      2 using System.Collections.Generic;
      3 using System.Text;
      4 
      5 namespace TravelB2B.Core.Utils.Text
      6 {
      7     public class GetInitial
      8     {
      9         #region --获取联系人姓名的首字母
     10       
     11         /// <summary>
     12         /// 获取联系人姓名的首字母
     13         /// </summary>
     14         /// <param name="name">姓名</param>
     15         /// <returns>姓名的首字母</returns>
     16         public static string Get_Name_Frist(string name)
     17         {
     18             try
     19             {
     20                 String _Temp = null;
     21                 for (int i = 0; i < name.Length; i++)
     22                     _Temp = _Temp + GetOneIndex(name.Substring(i, 1));
     23                 return _Temp.Substring(0, 1).ToUpper();
     24             }
     25             catch {
     26                 return "0";
     27             }
     28         }
     29         //得到单个字符的首字母
     30         private static String GetOneIndex(String OneIndexTxt)
     31         {
     32             if (Convert.ToChar(OneIndexTxt) >= 0 && Convert.ToChar(OneIndexTxt) < 256)
     33                 return OneIndexTxt;
     34             else
     35             {
     36                 Encoding gb2312 = Encoding.GetEncoding("gb2312");
     37                 byte[] unicodeBytes = Encoding.Unicode.GetBytes(OneIndexTxt);
     38                 byte[] gb2312Bytes = Encoding.Convert(Encoding.Unicode, gb2312, unicodeBytes);
     39                 return GetX(Convert.ToInt32(
     40              String.Format("{0:D2}", Convert.ToInt16(gb2312Bytes[0]) - 160)
     41              + String.Format("{0:D2}", Convert.ToInt16(gb2312Bytes[1]) - 160)
     42              ));
     43             }
     44 
     45         }
     46 
     47 
     48         //根据区位得到首字母
     49 
     50         private static String GetX(int GBCode)
     51         {
     52             if (GBCode >= 1601 && GBCode < 1637) return "A";
     53             if (GBCode >= 1637 && GBCode < 1833) return "B";
     54             if (GBCode >= 1833 && GBCode < 2078) return "C";
     55             if (GBCode >= 2078 && GBCode < 2274) return "D";
     56             if (GBCode >= 2274 && GBCode < 2302) return "E";
     57             if (GBCode >= 2302 && GBCode < 2433) return "F";
     58             if (GBCode >= 2433 && GBCode < 2594) return "G";
     59             if (GBCode >= 2594 && GBCode < 2787) return "H";
     60             if (GBCode >= 2787 && GBCode < 3106) return "J";
     61             if (GBCode >= 3106 && GBCode < 3212) return "K";
     62             if (GBCode >= 3212 && GBCode < 3472) return "L";
     63             if (GBCode >= 3472 && GBCode < 3635) return "M";
     64             if (GBCode >= 3635 && GBCode < 3722) return "N";
     65             if (GBCode >= 3722 && GBCode < 3730) return "O";
     66             if (GBCode >= 3730 && GBCode < 3858) return "P";
     67             if (GBCode >= 3858 && GBCode < 4027) return "Q";
     68             if (GBCode >= 4027 && GBCode < 4086) return "R";
     69             if (GBCode >= 4086 && GBCode < 4390) return "S";
     70             if (GBCode >= 4390 && GBCode < 4558) return "T";
     71             if (GBCode >= 4558 && GBCode < 4684) return "W";
     72             if (GBCode >= 4684 && GBCode < 4925) return "X";
     73             if (GBCode >= 4925 && GBCode < 5249) return "Y";
     74             if (GBCode >= 5249 && GBCode <= 5589) return "Z";
     75             if (GBCode >= 5601 && GBCode <= 8794)
     76             {
     77                 String CodeData = "cjwgnspgcenegypbtwxzdxykygtpjnmjqmbsgzscyjsyyfpggbzgydywjkgaljswkbjqhyjwpdzlsgmr"
     78                  + "ybywwccgznkydgttngjeyekzydcjnmcylqlypyqbqrpzslwbdgkjfyxjwcltbncxjjjjcxdtqsqzycdxxhgckbphffss"
     79                  + "pybgmxjbbyglbhlssmzmpjhsojnghdzcdklgjhsgqzhxqgkezzwymcscjnyetxadzpmdssmzjjqjyzcjjfwqjbdzbjgd"
     80                  + "nzcbwhgxhqkmwfbpbqdtjjzkqhylcgxfptyjyyzpsjlfchmqshgmmxsxjpkdcmbbqbefsjwhwwgckpylqbgldlcctnma"
     81                  + "eddksjngkcsgxlhzaybdbtsdkdylhgymylcxpycjndqjwxqxfyyfjlejbzrwccqhqcsbzkymgplbmcrqcflnymyqmsqt"
     82                  + "rbcjthztqfrxchxmcjcjlxqgjmshzkbswxemdlckfsydsglycjjssjnqbjctyhbftdcyjdgwyghqfrxwckqkxebpdjpx"
     83                  + "jqsrmebwgjlbjslyysmdxlclqkxlhtjrjjmbjhxhwywcbhtrxxglhjhfbmgykldyxzpplggpmtcbbajjzyljtyanjgbj"
     84                  + "flqgdzyqcaxbkclecjsznslyzhlxlzcghbxzhznytdsbcjkdlzayffydlabbgqszkggldndnyskjshdlxxbcghxyggdj"
     85                  + "mmzngmmccgwzszxsjbznmlzdthcqydbdllscddnlkjyhjsycjlkohqasdhnhcsgaehdaashtcplcpqybsdmpjlpcjaql"
     86                  + "cdhjjasprchngjnlhlyyqyhwzpnccgwwmzffjqqqqxxaclbhkdjxdgmmydjxzllsygxgkjrywzwyclzmcsjzldbndcfc"
     87                  + "xyhlschycjqppqagmnyxpfrkssbjlyxyjjglnscmhcwwmnzjjlhmhchsyppttxrycsxbyhcsmxjsxnbwgpxxtaybgajc"
     88                  + "xlypdccwqocwkccsbnhcpdyznbcyytyckskybsqkkytqqxfcwchcwkelcqbsqyjqcclmthsywhmktlkjlychwheqjhtj"
     89                  + "hppqpqscfymmcmgbmhglgsllysdllljpchmjhwljcyhzjxhdxjlhxrswlwzjcbxmhzqxsdzpmgfcsglsdymjshxpjxom"
     90                  + "yqknmyblrthbcftpmgyxlchlhlzylxgsssscclsldclepbhshxyyfhbmgdfycnjqwlqhjjcywjztejjdhfblqxtqkwhd"
     91                  + "chqxagtlxljxmsljhdzkzjecxjcjnmbbjcsfywkbjzghysdcpqyrsljpclpwxsdwejbjcbcnaytmgmbapclyqbclzxcb"
     92                  + "nmsggfnzjjbzsfqyndxhpcqkzczwalsbccjxpozgwkybsgxfcfcdkhjbstlqfsgdslqwzkxtmhsbgzhjcrglyjbpmljs"
     93                  + "xlcjqqhzmjczydjwbmjklddpmjegxyhylxhlqyqhkycwcjmyhxnatjhyccxzpcqlbzwwwtwbqcmlbmynjcccxbbsnzzl"
     94                  + "jpljxyztzlgcldcklyrzzgqtgjhhgjljaxfgfjzslcfdqzlclgjdjcsnclljpjqdcclcjxmyzftsxgcgsbrzxjqqcczh"
     95                  + "gyjdjqqlzxjyldlbcyamcstylbdjbyregklzdzhldszchznwczcllwjqjjjkdgjcolbbzppglghtgzcygezmycnqcycy"
     96                  + "hbhgxkamtxyxnbskyzzgjzlqjdfcjxdygjqjjpmgwgjjjpkjsbgbmmcjssclpqpdxcdyykypcjddyygywchjrtgcnyql"
     97                  + "dkljczzgzccjgdyksgpzmdlcphnjafyzdjcnmwescsglbtzcgmsdllyxqsxsbljsbbsgghfjlwpmzjnlyywdqshzxtyy"
     98                  + "whmcyhywdbxbtlmswyyfsbjcbdxxlhjhfpsxzqhfzmqcztqcxzxrdkdjhnnyzqqfnqdmmgnydxmjgdhcdycbffallztd"
     99                  + "ltfkmxqzdngeqdbdczjdxbzgsqqddjcmbkxffxmkdmcsychzcmljdjynhprsjmkmpcklgdbqtfzswtfgglyplljzhgjj"
    100                  + "gypzltcsmcnbtjbhfkdhbyzgkpbbymtdlsxsbnpdkleycjnycdykzddhqgsdzsctarlltkzlgecllkjljjaqnbdggghf"
    101                  + "jtzqjsecshalqfmmgjnlyjbbtmlycxdcjpldlpcqdhsycbzsckbzmsljflhrbjsnbrgjhxpdgdjybzgdlgcsezgxlblg"
    102                  + "yxtwmabchecmwyjyzlljjshlgndjlslygkdzpzxjyyzlpcxszfgwyydlyhcljscmbjhblyjlycblydpdqysxktbytdkd"
    103                  + "xjypcnrjmfdjgklccjbctbjddbblblcdqrppxjcglzcshltoljnmdddlngkaqakgjgyhheznmshrphqqjchgmfprxcjg"
    104                  + "dychghlyrzqlcngjnzsqdkqjymszswlcfqjqxgbggxmdjwlmcrnfkkfsyyljbmqammmycctbshcptxxzzsmphfshmclm"
    105                  + "ldjfyqxsdyjdjjzzhqpdszglssjbckbxyqzjsgpsxjzqznqtbdkwxjkhhgflbcsmdldgdzdblzkycqnncsybzbfglzzx"
    106                  + "swmsccmqnjqsbdqsjtxxmbldxcclzshzcxrqjgjylxzfjphymzqqydfqjjlcznzjcdgzygcdxmzysctlkphtxhtlbjxj"
    107                  + "lxscdqccbbqjfqzfsltjbtkqbsxjjljchczdbzjdczjccprnlqcgpfczlclcxzdmxmphgsgzgszzqjxlwtjpfsyaslcj"
    108                  + "btckwcwmytcsjjljcqlwzmalbxyfbpnlschtgjwejjxxglljstgshjqlzfkcgnndszfdeqfhbsaqdgylbxmmygszldyd"
    109                  + "jmjjrgbjgkgdhgkblgkbdmbylxwcxyttybkmrjjzxqjbhlmhmjjzmqasldcyxyqdlqcafywyxqhz";
    110                 String _gbcode = GBCode.ToString();
    111                 int pos = (Convert.ToInt16(_gbcode.Substring(0, 2)) - 56) * 94 + Convert.ToInt16(_gbcode.Substring(_gbcode.Length - 2, 2));
    112                 return CodeData.Substring(pos - 1, 1);
    113             }
    114             return "0";
    115         }
    116 
    117 
    118 
    119         #endregion
    120 
    121     }
    122 }

转载于:https://www.cnblogs.com/hugeboke/p/11575230.html