SANY REG_ANY, no 0 S ; Match any one character.
CANY REG_ANY, no 0 S ; Match any one byte.
ANYOF ANYOF, sv 0 S ; Match character in (or not in) this class, single char match only
+ANYOF_WARN_SUPER ANYOF, sv 0 S ; Match character in (or not in) this class, warn (if enabled) upon matching a char above Unicode max;
+ANYOF_SYNTHETIC ANYOF, sv 0 S ; Synthetic start class
# Order of the below is important. See ordering comment above.
POSIXD POSIXD, none 0 S ; Some [[:class:]] under /d; the FLAGS field gives which one
EXACTFU EXACT, str ; Match this string (folded iff in UTF-8, length in folding doesn't change if not in UTF-8) using /iu rules (w/len).
EXACTFA EXACT, str ; Match this string (not guaranteed to be folded) using /iaa rules (w/len).
EXACTFU_SS EXACT, str ; Match this string (folded iff in UTF-8, length in folding may change even if not in UTF-8) using /iu rules (w/len).
-EXACTFU_TRICKYFOLD EXACT, str ; Match this folded UTF-8 string using /iu rules
+EXACTFA_NO_TRIE EXACT, str ; Match this string (which is not trie-able; not guaranteed to be folded) using /iaa rules (w/len).
#*Do nothing types