Module casefold 

Unicode simple case folding (CaseFolding.txt, status C+S).

Provides character-level and string-level case folding for case-insensitive matching. Supports both standard folding and Turkish/Azerbaijani locale mode.

Enums

CaseFoldMode

Case folding mode.

Functions

casefold

Fold a string using simple case folding.

casefold_char

Fold a single character using simple case folding.