chickadee » srfi-14 » char-set:title-case

char-set:title-caseconstant

In Unicode, a character is titlecase if it has the category Lt in the character attribute database. There are very few of these characters; here is the entire 31-character list as of Unicode 3.0:

01C5LATIN CAPITAL LETTER D WITH SMALL LETTER Z WITH CARON
01C8LATIN CAPITAL LETTER L WITH SMALL LETTER J
01CBLATIN CAPITAL LETTER N WITH SMALL LETTER J
01F2LATIN CAPITAL LETTER D WITH SMALL LETTER Z
1F88GREEK CAPITAL LETTER ALPHA WITH PSILI AND PROSGEGRAMMENI
1F89GREEK CAPITAL LETTER ALPHA WITH DASIA AND PROSGEGRAMMENI
1F8AGREEK CAPITAL LETTER ALPHA WITH PSILI AND VARIA AND PROSGEGRAMMENI
1F8BGREEK CAPITAL LETTER ALPHA WITH DASIA AND VARIA AND PROSGEGRAMMENI
1F8CGREEK CAPITAL LETTER ALPHA WITH PSILI AND OXIA AND PROSGEGRAMMENI
1F8DGREEK CAPITAL LETTER ALPHA WITH DASIA AND OXIA AND PROSGEGRAMMENI
1F8EGREEK CAPITAL LETTER ALPHA WITH PSILI AND PERISPOMENI AND PROSGEGRAMMENI
1F8FGREEK CAPITAL LETTER ALPHA WITH DASIA AND PERISPOMENI AND PROSGEGRAMMENI
1F98GREEK CAPITAL LETTER ETA WITH PSILI AND PROSGEGRAMMENI
1F99GREEK CAPITAL LETTER ETA WITH DASIA AND PROSGEGRAMMENI
1F9AGREEK CAPITAL LETTER ETA WITH PSILI AND VARIA AND PROSGEGRAMMENI
1F9BGREEK CAPITAL LETTER ETA WITH DASIA AND VARIA AND PROSGEGRAMMENI
1F9CGREEK CAPITAL LETTER ETA WITH PSILI AND OXIA AND PROSGEGRAMMENI
1F9DGREEK CAPITAL LETTER ETA WITH DASIA AND OXIA AND PROSGEGRAMMENI
1F9EGREEK CAPITAL LETTER ETA WITH PSILI AND PERISPOMENI AND PROSGEGRAMMENI
1F9FGREEK CAPITAL LETTER ETA WITH DASIA AND PERISPOMENI AND PROSGEGRAMMENI
1FA8GREEK CAPITAL LETTER OMEGA WITH PSILI AND PROSGEGRAMMENI
1FA9GREEK CAPITAL LETTER OMEGA WITH DASIA AND PROSGEGRAMMENI
1FAAGREEK CAPITAL LETTER OMEGA WITH PSILI AND VARIA AND PROSGEGRAMMENI
1FABGREEK CAPITAL LETTER OMEGA WITH DASIA AND VARIA AND PROSGEGRAMMENI
1FACGREEK CAPITAL LETTER OMEGA WITH PSILI AND OXIA AND PROSGEGRAMMENI
1FADGREEK CAPITAL LETTER OMEGA WITH DASIA AND OXIA AND PROSGEGRAMMENI
1FAEGREEK CAPITAL LETTER OMEGA WITH PSILI AND PERISPOMENI AND PROSGEGRAMMENI
1FAFGREEK CAPITAL LETTER OMEGA WITH DASIA AND PERISPOMENI AND PROSGEGRAMMENI
1FBCGREEK CAPITAL LETTER ALPHA WITH PROSGEGRAMMENI
1FCCGREEK CAPITAL LETTER ETA WITH PROSGEGRAMMENI
1FFCGREEK CAPITAL LETTER OMEGA WITH PROSGEGRAMMENI

There are no ASCII or Latin-1 titlecase characters.