bintohex和hextobin

bintohex和hextobin

  var ms: TMemoryStream;
  var hex: string;
    SetLength(hex, ms.Size * 2);
    BinToHex(ms.Memory, PChar(hex), ms.Size);

　

var ms: TMemoryStream;
var hex: string;
    len := Length(hex) div 2;
    ms.SetSize(len);
    HexToBin(PChar(hex), ms.Memory, ms.Size);
     end;