delphi Is1251Char-木庄网络博客

本文整理自网络，侵删。
 function Is1251Char(Char: WideChar): Boolean;
  // a little trick: set cannot contain numbers over 255 but UTF-8 encoded
  // Russian characters have codes greater than 1000 and some of them are
  // greater than 8000
  const
    Charset1000 = [25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 38, 39, 40,
      41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
      59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76,
      77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94,
      95, 96, 97, 98, 99, 100, 101, 102, 103, 105, 106, 107, 108, 109, 110, 111,
      112, 113, 114, 115, 116, 118, 119, 168, 169];
    Charset8000 = [211, 212, 216, 217, 218, 220, 221, 222, 224, 225, 226, 230,
      240, 249, 250];
    Charset8300 = [64, 170, 182];
  begin
    Result := (Ord(Char) - 1000 in Charset1000) or (Ord(Char) - 8000 in
      Charset8000) or (Ord(Char) - 8300 in Charset8300);
  end;
delphi Is1251Char

相关推荐

评论
