ICU 64.2
64.2
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Immutable Unicode code point trie structure. More...
#include <ucptrie.h>
Immutable Unicode code point trie structure.
Fast, reasonably compact, map from Unicode code points (U+0000..U+10FFFF) to integer values. For details see http://site.icu-project.org/design/struct/utrie
Do not access UCPTrie fields directly; use public functions and macros. Functions are easy to use: They support all trie types and value widths.
When performance is really important, macros provide faster access. Most macros are specific to either "fast" or "small" tries, see UCPTrieType. There are "fast" macros for special optimized use cases.
The macros will return bogus values, or may crash, if used on the wrong type or value width.