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to...()
Funkce
Convert a character to upper- or lowercase.
Zápis
char tolower(char c);
char toupper(char c);
Returns
The
tolower
function returns the converted character if
c
is uppercase. All other characters are returned unchanged.
The
toupper
function returns the converted character if
c
is lowercase. All other characters are returned unchanged.
Viz také
strupr
,
strlwr
OBSAH
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ELCAD v.o.s.
, Copyright © 2001
CadSoft Computer GmbH