utf8proc_tolower

Given a codepoint c, return the codepoint of the corresponding lower-case character, if any; otherwise (if there is no lower-case variant, or if c is not a valid codepoint) return c.

version(DerelictUTF8Proc_Static)extern
utf8proc_int32_t
utf8proc_tolower
(
utf8proc_int32_t c
)

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