net c#怎么让汉字按首写大字母归类
C# 汉字转拼音
blogs.com/islands/articles/1231613.html
///<summary>?///得到一个汉字的拼音第一个字母，如果是一个英文字母则直接返回大写字母?
///</summary>?
///<paramname="CnChar">单个汉字</param>?
///<returns>单个大写字母</returns>?
private?static?string?GetCharSpellCode(string?CnChar)
{
long?iCnChar;
byte[]?ZW?=?System.Text.Encoding.Default.GetBytes(CnChar);
//如果是字母，则直接返回?
if?(ZW.Length?==?1)
{
return?CnChar.ToUpper();
}
else
{
//getthe?arrayofbytefromthesinglechar
int?i1?=?(short)(ZW[0]);
int?i2?=?(short)(ZW[1]);
iCnChar?=?i1?*?256?+?i2;
}
#region?tableoftheconstantlist
//expresstion?
//tableoftheconstantlist?
//?'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
//iCnChar?match?theconstant?
if?((iCnChar?>=?45217)?&&?(iCnChar?<=?45252))
{
return?"A";
}
else?if?((iCnChar?>=?45253)?&&?(iCnChar?<=?45760))
{
return?"B";
}
else?if?((iCnChar?>=?45761)?&&?(iCnChar?<=?46317))
{
return?"C";
}
else?if?((iCnChar?>=?46318)?&&?(iCnChar?<=?46825))
{
return?"D";
}
else?if?((iCnChar?>=?46826)?&&?(iCnChar?<=?47009))
{
return?"E";
}
else?if?((iCnChar?>=?47010)?&&?(iCnChar?<=?47296))
{
return?"F";
}
else?if?((iCnChar?>=?47297)?&&?(iCnChar?<=?47613))
{
return?"G";
}
else?if?((iCnChar?>=?47614)?&&?(iCnChar?<=?48118))
{
return?"H";
}
else?if?((iCnChar?>=?48119)?&&?(iCnChar?<=?49061))
{
return?"J";
}
else?if?((iCnChar?>=?49062)?&&?(iCnChar?<=?49323))
{
return?"K";
}
else?if?((iCnChar?>=?49324)?&&?(iCnChar?<=?49895))
{
return?"L";
}
else?if?((iCnChar?>=?49896)?&&?(iCnChar?<=?50370))
{
return?"M";
}
else?if?((iCnChar?>=?50371)?&&?(iCnChar?<=?50613))
{
return?"N";
}
else?if?((iCnChar?>=?50614)?&&?(iCnChar?<=?50621))
{
return?"O";
}
else?if?((iCnChar?>=?50622)?&&?(iCnChar?<=?50905))
{
return?"P";
}
else?if?((iCnChar?>=?50906)?&&?(iCnChar?<=?.51386))
{
return?"Q";
}
else?if?((iCnChar?>=?51387)?&&?(iCnChar?<=?51445))
{
return?"R";
}
else?if?((iCnChar?>=?51446)?&&?(iCnChar?<=?52217))
{
return?"S";
}
else?if?((iCnChar?>=?52218)?&&?(iCnChar?<=?52697))
{
return?"T";
}
else?if?((iCnChar?>=?52698)?&&?(iCnChar?<=?52979))
{
return?"W";
}
else?if?((iCnChar?>=?52980)?&&?(iCnChar?<=?53640))
{
return?"X";
}
else?if?((iCnChar?>=?53689)?&&?(iCnChar?<=?54480))
{
return?"Y";
}
else?if?((iCnChar?>=?54481)?&&?(iCnChar?<=?55289))
{
return?"Z";
}
else?return?("?");
}