| Value | Meaning |
|---|---|
| CONTROL0 | General category "Other, Control" (Cc) |
| FORMAT1 | General category "Other, Format" (Cf) |
| UNASSIGNED2 | General category "Other, Not Assigned" (Cn) |
| PRIVATE_USE3 | General category "Other, Private Use" (Co) |
| SURROGATE4 | General category "Other, Surrogate" (Cs) |
| LOWERCASE_LETTER5 | General category "Letter, Lowercase" (Ll) |
| MODIFIER_LETTER6 | General category "Letter, Modifier" (Lm) |
| OTHER_LETTER7 | General category "Letter, Other" (Lo) |
| TITLECASE_LETTER8 | General category "Letter, Titlecase" (Lt) |
| UPPERCASE_LETTER9 | General category "Letter, Uppercase" (Lu) |
| SPACING_MARK10 | General category "Mark, Spacing" (Mc) |
| ENCLOSING_MARK11 | General category "Mark, Enclosing" (Me) |
| NON_SPACING_MARK12 | General category "Mark, Nonspacing" (Mn) |
| DECIMAL_NUMBER13 | General category "Number, Decimal Digit" (Nd) |
| LETTER_NUMBER14 | General category "Number, Letter" (Nl) |
| OTHER_NUMBER15 | General category "Number, Other" (No) |
| CONNECT_PUNCTUATION16 | General category "Punctuation, Connector" (Pc) |
| DASH_PUNCTUATION17 | General category "Punctuation, Dash" (Pd) |
| CLOSE_PUNCTUATION18 | General category "Punctuation, Close" (Pe) |
| FINAL_PUNCTUATION19 | General category "Punctuation, Final quote" (Pf) |
| INITIAL_PUNCTUATION20 | General category "Punctuation, Initial quote" (Pi) |
| OTHER_PUNCTUATION21 | General category "Punctuation, Other" (Po) |
| OPEN_PUNCTUATION22 | General category "Punctuation, Open" (Ps) |
| CURRENCY_SYMBOL23 | General category "Symbol, Currency" (Sc) |
| MODIFIER_SYMBOL24 | General category "Symbol, Modifier" (Sk) |
| MATH_SYMBOL25 | General category "Symbol, Math" (Sm) |
| OTHER_SYMBOL26 | General category "Symbol, Other" (So) |
| LINE_SEPARATOR27 | General category "Separator, Line" (Zl) |
| PARAGRAPH_SEPARATOR28 | General category "Separator, Paragraph" (Zp) |
| SPACE_SEPARATOR29 | General category "Separator, Space" (Zs) |
These are the possible character classifications from the Unicode specification. See <ulink url="http://www.unicode.org/Public/UNIDATA/UnicodeData.html">http://www.unicode.org/Public/UNIDATA/UnicodeData.html</ulink>.