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...convert a hexadecimal number into a binary number?
Autor: Thomas Stutz
[ Print tip ]  

Tip Rating (15):  
     


function HexToBin(Hexadecimal: string): string;
const
  
BCD: array [0..15] of string =
    ('0000', '0001', '0010', '0011', '0100', '0101', '0110', '0111',
    '1000', '1001', '1010', '1011', '1100', '1101', '1110', '1111');
var
  
i: integer;
begin
  for 
i := Length(Hexadecimal) downto do
    
Result := BCD[StrToInt('$' + Hexadecimal[i])] + Result;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  
ShowMessage(HexToBin('FFA1'));
  // Returns 1111111110100001
end;


 

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