C#,将汉字转化为拼音的首字母

我们的母语是汉语，有时需要将汉字转化为拼音的首字母，这里介绍个方法，就是将汉字转化为拼音的首字母：

#region  把汉字转换成拼音第一个字母
/// <summary> 
/// 把汉字转换成拼音第一个字母 
/// </summary> 
/// <param name="ChineseStr">中文字符串 </param> 
/// <returns>返回首拼音字母 </returns> 
public static string ChineseCap(string ChineseStr)
{
    string Capstr = "";
    byte[] ZW = new byte[2];
    long ChineseStr_int;
    string CharStr, ChinaStr = "";
    for (int i = 0; i <= ChineseStr.Length - 1; i++)
    {
        CharStr = ChineseStr.Substring(i, 1).ToString();
        ZW = System.Text.Encoding.Default.GetBytes(CharStr);
        // 得到汉字符的字节数组 
        if (ZW.Length == 2)
        {
            int i1 = (short)(ZW[0]);
            int i2 = (short)(ZW[1]);
            ChineseStr_int = i1 * 256 + i2;

            #region 参数
            //table of the constant list 
            // 'A';      //45217..45252 
            // 'B';      //45253..45760 
            // 'C';      //45761..46317 
            // 'D';      //46318..46825 
            // 'E';      //46826..47009 
            // 'F';      //47010..47296 
            // 'G';      //47297..47613 

            // 'H';      //47614..48118 
            // 'J';      //48119..49061 
            // 'K';      //49062..49323 
            // 'L';      //49324..49895 
            // 'M';      //49896..50370 
            // 'N';      //50371..50613 
            // 'O';      //50614..50621 
            // 'P';      //50622..50905 
            // 'Q';      //50906..51386 

            // 'R';      //51387..51445 
            // 'S';      //51446..52217 
            // 'T';      //52218..52697 
            //没有U,V 
            // 'W';      //52698..52979 
            // 'X';      //52980..53640 
            // 'Y';      //53689..54480 
            // 'Z';      //54481..55289 

            #endregion

            #region 判断
            if ((ChineseStr_int >= 45217) && (ChineseStr_int <= 45252))
            {
                ChinaStr = "A";
            }
            else if ((ChineseStr_int >= 45253) && (ChineseStr_int <= 45760))
            {
                ChinaStr = "B";
            }
            else if ((ChineseStr_int >= 45761) && (ChineseStr_int <= 46317))
            {
                ChinaStr = "C";

            }
            else if ((ChineseStr_int >= 46318) && (ChineseStr_int <= 46825))
            {
                ChinaStr = "D";
            }
            else if ((ChineseStr_int >= 46826) && (ChineseStr_int <= 47009))
            {
                ChinaStr = "E";
            }
            else if ((ChineseStr_int >= 47010) && (ChineseStr_int <= 47296))
            {
                ChinaStr = "F";
            }
            else if ((ChineseStr_int >= 47297) && (ChineseStr_int <= 47613))
            {
                ChinaStr = "G";
            }
            else if ((ChineseStr_int >= 47614) && (ChineseStr_int <= 48118))
            {
                ChinaStr = "H";
            }

            else if ((ChineseStr_int >= 48119) && (ChineseStr_int <= 49061))
            {
                ChinaStr = "J";
            }
            else if ((ChineseStr_int >= 49062) && (ChineseStr_int <= 49323))
            {
                ChinaStr = "K";
            }
            else if ((ChineseStr_int >= 49324) && (ChineseStr_int <= 49895))
            {
                ChinaStr = "L";
            }
            else if ((ChineseStr_int >= 49896) && (ChineseStr_int <= 50370))
            {
                ChinaStr = "M";
            }

            else if ((ChineseStr_int >= 50371) && (ChineseStr_int <= 50613))
            {
                ChinaStr = "N";

            }
            else if ((ChineseStr_int >= 50614) && (ChineseStr_int <= 50621))
            {
                ChinaStr = "O";
            }
            else if ((ChineseStr_int >= 50622) && (ChineseStr_int <= 50905))
            {
                ChinaStr = "P";
            }
            else if ((ChineseStr_int >= 50906) && (ChineseStr_int <= 51386))
            {
                ChinaStr = "Q";
            }

            else if ((ChineseStr_int >= 51387) && (ChineseStr_int <= 51445))
            {
                ChinaStr = "R";
            }
            else if ((ChineseStr_int >= 51446) && (ChineseStr_int <= 52217))
            {
                ChinaStr = "S";
            }
            else if ((ChineseStr_int >= 52218) && (ChineseStr_int <= 52697))
            {
                ChinaStr = "T";
            }
            else if ((ChineseStr_int >= 52698) && (ChineseStr_int <= 52979))
            {
                ChinaStr = "W";
            }
            else if ((ChineseStr_int >= 52980) && (ChineseStr_int <= 53640))
            {
                ChinaStr = "X";
            }
            else if ((ChineseStr_int >= 53689) && (ChineseStr_int <= 54480))
            {
                ChinaStr = "Y";
            }
            else if ((ChineseStr_int >= 54481) && (ChineseStr_int <= 55289))
            {
                ChinaStr = "Z";
            }
            #endregion
        }
        else
        {
            Capstr = ChineseStr;
            break;
        }

        Capstr = Capstr + ChinaStr;
    }
    return Capstr;

}
#endregion

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#region 把汉字转换成拼音第一个字母

/// <summary>

/// 把汉字转换成拼音第一个字母

/// </summary>

/// <param name="ChineseStr">中文字符串 </param>

/// <returns>返回首拼音字母 </returns>

public static string ChineseCap(string ChineseStr)

{

string Capstr = "";

byte[] ZW = new byte[2];

long ChineseStr_int;

string CharStr, ChinaStr = "";

for (int i = 0; i <= ChineseStr.Length - 1; i++)

{

CharStr = ChineseStr.Substring(i, 1).ToString();

ZW = System.Text.Encoding.Default.GetBytes(CharStr);

// 得到汉字符的字节数组

if (ZW.Length == 2)

{

int i1 = (short)(ZW[0]);

int i2 = (short)(ZW[1]);

ChineseStr_int = i1 * 256 + i2;

#region 参数

//table of the constant list

// 'A'; //45217..45252

// 'B'; //45253..45760

// 'C'; //45761..46317

// 'D'; //46318..46825

// 'E'; //46826..47009

// 'F'; //47010..47296

// 'G'; //47297..47613

// 'H'; //47614..48118

// 'J'; //48119..49061

// 'K'; //49062..49323

// 'L'; //49324..49895

// 'M'; //49896..50370

// 'N'; //50371..50613

// 'O'; //50614..50621

// 'P'; //50622..50905

// 'Q'; //50906..51386

// 'R'; //51387..51445

// 'S'; //51446..52217

// 'T'; //52218..52697

//没有U,V

// 'W'; //52698..52979

// 'X'; //52980..53640

// 'Y'; //53689..54480

// 'Z'; //54481..55289

#endregion

#region 判断

if ((ChineseStr_int >= 45217) && (ChineseStr_int <= 45252))

{

ChinaStr = "A";

}

else if ((ChineseStr_int >= 45253) && (ChineseStr_int <= 45760))

{

ChinaStr = "B";

}

else if ((ChineseStr_int >= 45761) && (ChineseStr_int <= 46317))

{

ChinaStr = "C";

}

else if ((ChineseStr_int >= 46318) && (ChineseStr_int <= 46825))

{

ChinaStr = "D";

}

else if ((ChineseStr_int >= 46826) && (ChineseStr_int <= 47009))

{

ChinaStr = "E";

}

else if ((ChineseStr_int >= 47010) && (ChineseStr_int <= 47296))

{

ChinaStr = "F";

}

else if ((ChineseStr_int >= 47297) && (ChineseStr_int <= 47613))

{

ChinaStr = "G";

}

else if ((ChineseStr_int >= 47614) && (ChineseStr_int <= 48118))

{

ChinaStr = "H";

}

else if ((ChineseStr_int >= 48119) && (ChineseStr_int <= 49061))

{

ChinaStr = "J";

}

else if ((ChineseStr_int >= 49062) && (ChineseStr_int <= 49323))

{

ChinaStr = "K";

}

else if ((ChineseStr_int >= 49324) && (ChineseStr_int <= 49895))

{

ChinaStr = "L";

}

else if ((ChineseStr_int >= 49896) && (ChineseStr_int <= 50370))

{

ChinaStr = "M";

}

else if ((ChineseStr_int >= 50371) && (ChineseStr_int <= 50613))

{

ChinaStr = "N";

}

else if ((ChineseStr_int >= 50614) && (ChineseStr_int <= 50621))

{

ChinaStr = "O";

}

else if ((ChineseStr_int >= 50622) && (ChineseStr_int <= 50905))

{

ChinaStr = "P";

}

else if ((ChineseStr_int >= 50906) && (ChineseStr_int <= 51386))

{

ChinaStr = "Q";

}

else if ((ChineseStr_int >= 51387) && (ChineseStr_int <= 51445))

{

ChinaStr = "R";

}

else if ((ChineseStr_int >= 51446) && (ChineseStr_int <= 52217))

{

ChinaStr = "S";

}

else if ((ChineseStr_int >= 52218) && (ChineseStr_int <= 52697))

{

ChinaStr = "T";

}

else if ((ChineseStr_int >= 52698) && (ChineseStr_int <= 52979))

{

ChinaStr = "W";

}

else if ((ChineseStr_int >= 52980) && (ChineseStr_int <= 53640))

{

ChinaStr = "X";

}

else if ((ChineseStr_int >= 53689) && (ChineseStr_int <= 54480))

{

ChinaStr = "Y";

}

else if ((ChineseStr_int >= 54481) && (ChineseStr_int <= 55289))

{

ChinaStr = "Z";

}

#endregion

}

else

{

Capstr = ChineseStr;

break;

}

Capstr = Capstr + ChinaStr;

}

return Capstr;

}

#endregion

Carl

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