Delphi XE2获取汉字拼音首字母

function CnPYIndex(const CnString: string): string;
{
  返回中文的拼音首字母
}
const
  ChinaCode:
array[0..25, 0..1] of Integer = ((1601, 1636), (1637, 1832), (1833, 2077),
    (
2078, 2273), (2274, 2301), (2302, 2432), (2433, 2593), (2594, 2786), (9999, 0000),
    (
2787, 3105), (3106, 3211), (3212, 3471), (3472, 3634), (3635, 3722), (3723, 3729),
    (
3730, 3857), (3858, 4026), (4027, 4085), (4086, 4389), (4390, 4557), (9999, 0000),
    (
9999, 0000), (4558, 4683), (4684, 4924), (4925, 5248), (5249, 5589));
var
  i, j, HzOrd, l_iHz: Integer;
  Hz: AnsiString;
begin
  i :
=  1;
  l_iHz :
=1;
 
while i <= Length(CnString) do
 
begin
    Hz :
= CnString[i];
   
if (Hz[l_iHz] >= #160) and (Hz[l_iHz +1] >= #160) then
   
begin
      HzOrd :
= (Ord(Hz[l_iHz]) -160) *100+ Ord(Hz[l_iHz +1]) -160;
     
for j :=0to25do
     
begin
       
if (HzOrd >= ChinaCode[j][0]) and (HzOrd <= ChinaCode[j][1]) then
       
begin
          Result :
= Result + Char(Byte('A') + j);//改A为a就全部是小写
          Break;
       
end;
     
end;
   
end
   
else
      Result :
= Result + CnString[i];
    Inc(i);
 
end;
end;

posted @ 2012-05-10 17:34  delphi中间件  阅读(1899)  评论(0编辑  收藏  举报