(import (rnrs)) ;R6RS (import (rnrs unicode)) ;R6RS
(char-general-category char)
The category is one of the following symbols.
+-------+----------------------------+ |[1mSymbol [22m| [1mDescription [22m| +-------+----------------------------+ | Lu | Letter, uppercase | +-------+----------------------------+ | Ll | Letter, lowercase | +-------+----------------------------+ | Lt | Letter, titlecase | +-------+----------------------------+ | Lm | Letter, modifier | +-------+----------------------------+ | Lo | Letter, other | +-------+----------------------------+ | Mn | Mark, nonspacing | +-------+----------------------------+ | Mc | Mark, spacing combining | +-------+----------------------------+ | Me | Mark, enclosing | +-------+----------------------------+ | Nd | Number, decimal digit | +-------+----------------------------+ | Nl | Number, letter | +-------+----------------------------+ | No | Number, other | +-------+----------------------------+ | Pc | Punctuation, connector | +-------+----------------------------+ | Pd | Punctuation, dash | +-------+----------------------------+ | Ps | Punctuation, open | +-------+----------------------------+ | Pe | Punctuation, close | +-------+----------------------------+ | Pi | Punctuation, initial quote | +-------+----------------------------+ | Pf | Punctuation, final | +-------+----------------------------+ | Po | Punctuation, other | +-------+----------------------------+ | Sm | Symbol, math | +-------+----------------------------+ | Sc | Symbol, currency | +-------+----------------------------+ | Sk | Symbol, modifier | +-------+----------------------------+ | So | Symbol, other | +-------+----------------------------+ | Zs | Separator, space | +-------+----------------------------+ | Zl | Separator, line | +-------+----------------------------+ | Zp | Separator, paragraph | +-------+----------------------------+ | Cc | Other, control | +-------+----------------------------+ | Cf | Other, format | +-------+----------------------------+ | Cs | Other, surrogate | +-------+----------------------------+ | Co | Other, private use | +-------+----------------------------+ | Cn | Other, not assigned | +-------+----------------------------+
(char-general-category #\a) => Ll (char-general-category #\space) => Zs (char-general-category #\x10FFFF) => Cn
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