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ISRUNE(3)	       FreeBSD Library Functions Manual		     ISRUNE(3)

NAME
     isrune -- valid character test

LIBRARY
     Standard C	Library	(libc, -lc)

SYNOPSIS
     #include <ctype.h>

     int
     isrune(int	c);

DESCRIPTION
     The isrune() function tests for any character that	is valid in the	cur-
     rent character set.  In the ASCII character set, this is equivalent to
     isascii().

RETURN VALUES
     The isrune() function returns zero	if the character tests false and re-
     turns non-zero if the character tests true.

SEE ALSO
     ctype(3), isascii(3), iswrune(3), ascii(7)

HISTORY
     The isrune() function appeared in 4.4BSD.

FreeBSD	13.0			March 30, 2004			  FreeBSD 13.0

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | SEE ALSO | HISTORY

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