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C#返回汉字的首字母_[Asp.Net教程]

Writer: delv Article type: Programming skills(编程技巧) Time: 2014/1/24 9:09:29 Browse times: 320 Comment times: 0

C#返回汉字的首字母_[Asp.Net教程]


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C#返回汉字的首字母_[Asp.Net教程]

using System;
using System.Collections.Generic;
using System.Text;

namespace Common
{
class HZ
{
public static string GetPinyin(string HZ)
{
string ret = string.Empty;
for (int i = 0; i < HZ.Length; i++)
{
ret += GetPinyin2(HZ);
}
return ret;
}
public static string GetPinyin2(string HZ)
{
try
{
byte[] ZW = new byte[2];
long HZ_INT;
ZW = System.Text.Encoding.Default.GetBytes(HZ);
// get the array of byte from the single char
//int i1 = (short)(array[0] - oxa1);
//int i2 = (short)(array[1] - oxa1);
if (ZW.Length <= 1)
{
return HZ;
}
int i1 = (short)(ZW[0]);
int i2 = (short)(ZW[1]);
HZ_INT = i1 * 256 + i2; // expresstion
//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

// HZ_INT match the constant
if ((HZ_INT >= 45217) && (HZ_INT <= 45252))
{
return "A";
}
if ((HZ_INT >= 45253) && (HZ_INT <= 45760))
{
return "B";
}
if ((HZ_INT >= 45761) && (HZ_INT <= 46317))
{
return "C";

}
if ((HZ_INT >= 46318) && (HZ_INT <= 46825))
{
return "D";
}
if ((HZ_INT >= 46826) && (HZ_INT <= 47009))
{
return "E";
}
if ((HZ_INT >= 47010) && (HZ_INT <= 47296))
{
return "F";
}
if ((HZ_INT >= 47297) && (HZ_INT <= 47613))
{
return "G";
}
//**************************
if ((HZ_INT >= 47614) && (HZ_INT <= 48118))
{
//MessageBox.Show("H");
return "H";
}

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

if ((HZ_INT >= 50371) && (HZ_INT <= 50613))
{
return "N";

}
if ((HZ_INT >= 50614) && (HZ_INT <= 50621))
{
return "O";
}
if ((HZ_INT >= 50622) && (HZ_INT <= 50905))
{
return "P";

}
if ((HZ_INT >= 50906) && (HZ_INT <= 51386))
{
return "Q";

}
//*********************
if ((HZ_INT >= 51387) && (HZ_INT <= 51445))
{
return "R";
}
if ((HZ_INT >= 51446) && (HZ_INT <= 52217))
{
return "S";
}
if ((HZ_INT >= 52218) && (HZ_INT <= 52697))
{
return "T";
}
if ((HZ_INT >= 52698) && (HZ_INT <= 52979))
{
return "W";
}
if ((HZ_INT >= 52980) && (HZ_INT <= 53640))
{
return "X";
}
if ((HZ_INT >= 53689) && (HZ_INT <= 54480))
{
return "Y";
}
if ((HZ_INT >= 54481) && (HZ_INT <= 55289))
{
return "Z";
}
}
catch
{
}

return ("");
}
}
}

来源:vainnetwork的blog





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