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UNICODE_DERIVED_CORE(3) Courier Unicode Library UNICODE_DERIVED_CORE(3) NAME unicode_derived_core_properties, unicode_derived_case_ignorable_lookup, unicode_derived_cased_lookup, unicode_derived_changes_when_case- folded_lookup, unicode_derived_changes_when_casemapped_lookup, unicode_de- rived_changes_when_lowercased_lookup, unicode_derived_changes_when_title- cased_lookup, unicode_derived_changes_when_uppercased_lookup, unicode_de- rived_default_ignorable_code_point_lookup, unicode_de- rived_grapheme_base_lookup, unicode_derived_grapheme_extend_lookup, uni- code_derived_grapheme_link_lookup, unicode_derived_id_continue_lookup, uni- code_derived_id_start_lookup, unicode_derived_incb_lookup, unicode_de- rived_lowercase_lookup, unicode_derived_math_lookup, unicode_derived_upper- case_lookup, unicode_derived_xid_continue_lookup, unicode_de- rived_xid_start_lookup - look up derived core properties SYNOPSIS int unicode_derived_case_ignorable_lookup(char32_t c); int unicode_derived_cased_lookup(char32_t c); int unicode_derived_changes_when_casefolded_lookup(char32_t c); int unicode_derived_changes_when_casemapped_lookup(char32_t c); int unicode_derived_changes_when_lowercased_lookup(char32_t c); int unicode_derived_changes_when_titlecased_lookup(char32_t c); int unicode_derived_changes_when_uppercased_lookup(char32_t c); int unicode_derived_default_ignorable_code_point_lookup(char32_t c); int unicode_derived_grapheme_base_lookup(char32_t c); int unicode_derived_grapheme_extend_lookup(char32_t c); int unicode_derived_grapheme_link_lookup(char32_t c); int unicode_derived_id_continue_lookup(char32_t c); int unicode_derived_id_start_lookup(char32_t c); int unicode_derived_incb_lookup(char32_t c); int unicode_derived_lowercase_lookup(char32_t c); int unicode_derived_math_lookup(char32_t c); int unicode_derived_uppercase_lookup(char32_t c); int unicode_derived_xid_continue_lookup(char32_t c); int unicode_derived_xid_start_lookup(char32_t c); DESCRIPTION These functions look up the character's various derived core properties. unicode_derived_incb_lookup() returns one of the UNICODE_DERIVED_INCB_value from courier-unicode.h, all others return a non-0 value if the character has the derived property. SEE ALSO TR-44[1], courier-unicode(7). AUTHOR Sam Varshavchik Author NOTES 1. TR-44 https://www.unicode.org/reports/tr44/ Courier Unicode Library 04/12/2026 UNICODE_DERIVED_CORE(3)
NAME | SYNOPSIS | DESCRIPTION | SEE ALSO | AUTHOR | NOTES
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