这个对你有帮助吗? BIG5TOGB interface function GBtoBIG5(value: string): string; function BIG5toGB(value: string): string;implementationvar BIG5Order: array[0..14757] of Word; GBOrder : array[0..8177] of Word;function GBOffset(value: string): integer; begin if length(value) >= 2 then Result := (Ord(value[1]) - 161) * 94 + (Ord(value[2]) - 161) else Result := -1; end;function BIG5Offset(value: string): integer; begin Result := -1; if length(value) >= 2 then begin if (Ord(value[2]) >= 64) and (Ord(value[2]) <= 126) then Result := (Ord(value[1]) - 161) * 157 + (Ord(value[2]) - 64); if (Ord(value[2]) >= 161) and (Ord(value[2]) <= 254) then Result := (Ord(value[1]) - 161) * 157 + 63 + (Ord(value[2]) - 161); end end;function WordToString(value: Word): string; begin Result := Chr(Hi(value)) + Chr(Lo(Value)); end;function isBIG5(value: string): Boolean; begin if (length(value)>=2) then begin if (value[1] < #161) then Result := false else if ((value[2] >= #64) and (value[2] <= #126)) or ((value[2] >= #161) and (value[2] <= #254)) then Result := true else Result := false end else Result := false end;function isGB(value: string): Boolean; begin if (length(value)>=2) then begin if (value[1] <= #161) and (value[1] >= #247) then Result := false else if (value[2] <= #161) and (value[2] >= #254) then Result := false else Result := true end else Result := true; end;function GBtoBIG5(value: string): string; var leng, idx : integer; tmpStr : string[2]; Offset : integer; output : string; begin output := ''; leng := length(value); idx := 1; while idx <= leng do begin tmpStr := value[idx]+ value[idx + 1]; if isGB(tmpStr) then begin offset:=GBOffset(tmpStr); if (offset >= 0) and (offset <= 8177) then begin output := output + WordToString(GBOrder[offset]); inc(idx); end else output := output + value[idx] ; end else output := output + value[idx] ; inc(idx, 1); end; Result := output; end;function BIG5toGB(value: string): string; var leng, idx : integer; tmpStr : string[2]; output : string; offset : integer; begin output := ''; leng := length(value); idx := 1; while idx <= leng do begin tmpStr := value[idx]+ value[idx + 1]; if isBIG5(tmpStr) then begin offset:=BIG5Offset(tmpStr); if (offset >= 0) and (offset <= 14757) then begin output := output + WordToString(BIG5Order[offset]); inc(idx); end else output := output + value[idx]; end else output := output + value[idx]; inc(idx); end; Result := output; end;
BIG5TOGB
interface
function GBtoBIG5(value: string): string;
function BIG5toGB(value: string): string;implementationvar
BIG5Order: array[0..14757] of Word;
GBOrder : array[0..8177] of Word;function GBOffset(value: string): integer;
begin
if length(value) >= 2 then
Result := (Ord(value[1]) - 161) * 94 + (Ord(value[2]) - 161)
else
Result := -1;
end;function BIG5Offset(value: string): integer;
begin
Result := -1;
if length(value) >= 2 then
begin
if (Ord(value[2]) >= 64) and (Ord(value[2]) <= 126) then
Result := (Ord(value[1]) - 161) * 157 + (Ord(value[2]) - 64);
if (Ord(value[2]) >= 161) and (Ord(value[2]) <= 254) then
Result := (Ord(value[1]) - 161) * 157 + 63 + (Ord(value[2]) - 161);
end
end;function WordToString(value: Word): string;
begin
Result := Chr(Hi(value)) + Chr(Lo(Value));
end;function isBIG5(value: string): Boolean;
begin
if (length(value)>=2) then
begin
if (value[1] < #161) then
Result := false
else
if ((value[2] >= #64) and (value[2] <= #126)) or ((value[2] >= #161) and (value[2] <= #254)) then
Result := true
else
Result := false
end
else
Result := false
end;function isGB(value: string): Boolean;
begin
if (length(value)>=2) then
begin
if (value[1] <= #161) and (value[1] >= #247) then
Result := false
else
if (value[2] <= #161) and (value[2] >= #254) then
Result := false
else
Result := true
end
else
Result := true;
end;function GBtoBIG5(value: string): string;
var
leng, idx : integer;
tmpStr : string[2];
Offset : integer;
output : string;
begin
output := '';
leng := length(value);
idx := 1;
while idx <= leng do
begin
tmpStr := value[idx]+ value[idx + 1];
if isGB(tmpStr) then
begin
offset:=GBOffset(tmpStr);
if (offset >= 0) and (offset <= 8177) then
begin
output := output + WordToString(GBOrder[offset]);
inc(idx);
end
else
output := output + value[idx] ;
end
else
output := output + value[idx] ; inc(idx, 1);
end;
Result := output;
end;function BIG5toGB(value: string): string;
var
leng, idx : integer;
tmpStr : string[2];
output : string;
offset : integer;
begin
output := '';
leng := length(value);
idx := 1;
while idx <= leng do
begin
tmpStr := value[idx]+ value[idx + 1];
if isBIG5(tmpStr) then
begin
offset:=BIG5Offset(tmpStr);
if (offset >= 0) and (offset <= 14757) then
begin
output := output + WordToString(BIG5Order[offset]);
inc(idx);
end
else
output := output + value[idx];
end
else
output := output + value[idx]; inc(idx);
end;
Result := output;
end;