1995-02-27 08:50:11 +03:00
|
|
|
.\" $NetBSD: toupper.3,v 1.3 1995/02/27 05:54:43 cgd Exp $
|
|
|
|
|
.\"
|
1993-03-21 12:45:37 +03:00
|
|
|
.\" Copyright (c) 1989, 1991 The Regents of the University of California.
|
|
|
|
|
.\" All rights reserved.
|
|
|
|
|
.\"
|
|
|
|
|
.\" This code is derived from software contributed to Berkeley by
|
|
|
|
|
.\" the American National Standards Committee X3, on Information
|
|
|
|
|
.\" Processing Systems.
|
|
|
|
|
.\"
|
|
|
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
|
|
|
.\" modification, are permitted provided that the following conditions
|
|
|
|
|
.\" are met:
|
|
|
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
|
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
|
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
|
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
|
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
|
|
|
.\" must display the following acknowledgement:
|
|
|
|
|
.\" This product includes software developed by the University of
|
|
|
|
|
.\" California, Berkeley and its contributors.
|
|
|
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
|
|
|
.\" may be used to endorse or promote products derived from this software
|
|
|
|
|
.\" without specific prior written permission.
|
|
|
|
|
.\"
|
|
|
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
|
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
|
.\" SUCH DAMAGE.
|
|
|
|
|
.\"
|
1995-02-27 08:50:11 +03:00
|
|
|
.\" @(#)toupper.3 5.2 (Berkeley) 6/29/91
|
1993-03-21 12:45:37 +03:00
|
|
|
.\"
|
|
|
|
|
.Dd June 29, 1991
|
|
|
|
|
.Dt TOUPPER 3
|
|
|
|
|
.Os
|
|
|
|
|
.Sh NAME
|
|
|
|
|
.Nm toupper
|
|
|
|
|
.Nd lower case to upper case letter conversion
|
|
|
|
|
.Sh SYNOPSIS
|
|
|
|
|
.Fd #include <ctype.h>
|
|
|
|
|
.Ft int
|
|
|
|
|
.Fn toupper "int c"
|
|
|
|
|
.Sh DESCRIPTION
|
|
|
|
|
The
|
|
|
|
|
.Fn toupper
|
|
|
|
|
function converts a lower-case letter to the corresponding
|
|
|
|
|
upper-case letter.
|
|
|
|
|
.SH RETURN VALUES
|
|
|
|
|
If the argument is a lower-case letter, the
|
|
|
|
|
.Fn toupper
|
|
|
|
|
function returns the corresponding upper-case letter if there is
|
|
|
|
|
one; otherwise the argument is returned unchanged.
|
|
|
|
|
.\" In the
|
|
|
|
|
.\" .Em ``C''
|
|
|
|
|
.\" locale,
|
|
|
|
|
.\" .Fn toupper
|
|
|
|
|
.\" maps only the characters for which
|
|
|
|
|
.\" .Xr islower
|
|
|
|
|
.\" is true to the corresponding characters for which
|
|
|
|
|
.\" .Xr isupper
|
|
|
|
|
.\" is true.
|
|
|
|
|
.Sh SEE ALSO
|
|
|
|
|
.Xr isascii 3 ,
|
|
|
|
|
.Xr isalnum 3 ,
|
|
|
|
|
.Xr isalpha 3 ,
|
|
|
|
|
.Xr iscntrl 3 ,
|
|
|
|
|
.Xr isdigit 3 ,
|
|
|
|
|
.Xr isgraph 3 ,
|
|
|
|
|
.Xr islower 3 ,
|
|
|
|
|
.Xr isprint 3 ,
|
|
|
|
|
.Xr ispunct 3 ,
|
|
|
|
|
.Xr isspace 3 ,
|
|
|
|
|
.Xr isupper 3 ,
|
|
|
|
|
.Xr isxdigit 3 ,
|
|
|
|
|
.Xr toascii 3 ,
|
|
|
|
|
.Xr toupper 3 ,
|
|
|
|
|
.Xr stdio 3
|
|
|
|
|
.Xr ascii 7
|
|
|
|
|
.Sh STANDARDS
|
|
|
|
|
The
|
|
|
|
|
.Fn tolower
|
|
|
|
|
function conforms to
|
|
|
|
|
.St -ansiC .
|
