Name

toascii — convert character to ASCII

Synopsis

#include <ctype.h>
int toascii( int c);
 
[Note] Note
Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
toascii():
_XOPEN_SOURCE || /* Glibc since 2.19:
*/ _DEFAULT_SOURCE || /* Glibc <= 2.19:
*/ _SVID_SOURCE || _BSD_SOURCE

DESCRIPTION

toascii() converts c to a 7-bit unsigned char value that fits into the ASCII character set, by clearing the high-order bits.

RETURN VALUE

The value returned is that of the converted character.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).

Interface Attribute Value
toascii() Thread safety MT-Safe

CONFORMING TO

SVr4, BSD, POSIX.1-2001. POSIX.1-2008 marks toascii() as obsolete, noting that it cannot be used portably in a localized application.

BUGS

Many people will be unhappy if you use this function. This function will convert accented letters into random characters.

SEE ALSO

isascii(3), tolower(3), toupper(3)

COLOPHON

This page is part of release 5.11 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man−pages/.


  Copyright (c) 1995 by Jim Van Zandt <jrvvanzandt.mv.com>

%%%LICENSE_START(VERBATIM)
Permission is granted to make and distribute verbatim copies of this
manual provided the copyright notice and this permission notice are
preserved on all copies.

Permission is granted to copy and distribute modified versions of this
manual under the conditions for verbatim copying, provided that the
entire resulting derived work is distributed under the terms of a
permission notice identical to this one.

Since the Linux kernel and libraries are constantly changing, this
manual page may be incorrect or out-of-date.  The author(s) assume no
responsibility for errors or omissions, or for damages resulting from
the use of the information contained herein.  The author(s) may not
have taken the same level of care in the production of this manual,
which is licensed free of charge, as they might when working
professionally.

Formatted or processed versions of this manual, if unaccompanied by
the source, must acknowledge the copyright and authors of this work.
%%%LICENSE_END

Added BUGS section, aeb, 950919