.\" Copyright (C) 2001 Information-technology Promotion Agency (IPA)
.\" Copyright (C) 2001-2003
.\"   National Institute of Advanced Industrial Science and Technology (AIST)
.\" This file si aprt of the m17n library documentation.
.\" Permission is granted to copy, distribute and/or modify this document
.\" under the terms of the GNU Free Documentation License, Version 1.2 or
.\" any later version published by the Free Software Foundation; with no
.\" Invariant Section, Front-Cover Texts "The m17n library documentation",
.\" and no Back-Cover Texts.  A copy of the license is included in the
.\" appendix entitled "GNU Free Documentation License".
.TH "mtext_duplicate" 3m17n "14 Jul 2007" "" "Version 1.4.0" "" "The m17n Library" \" -*- nroff -*-
.ad l
.nh
.SH NAME
mtext_duplicate - Create a new M-text from a part of an existing M-text. 


.SH SYNOPSIS
\fBMText\fP*
\fBmtext_duplicate\fP (\fBMText\fP *
\fImt\fP, int
\fIfrom\fP, int
\fIto\fP)


.SH DESCRIPTION
The
.ft B
mtext_duplicate()
.ft R
function creates a copy of sub-text of M-text
.ft B
mt\fP,
.ft R
starting at
.ft B
from
.ft R
(inclusive) and ending at
.ft B
to
.ft R
(exclusive) while inheriting all the text properties of
.ft B
mt\fP.
.ft R
.ft B
mt
.ft R
itself is not modified.
.PP
\fBReturn value: If the operation was successful, mtext_duplicate()\fP.RS 4
returns a pointer to the created M-text. If an error is detected, it returns NULL and assigns an error code to the external variable
.ft B
merror_code\fP.
.ft R
.RE
.PP
.SH ERRORS
.PP.RS 4
\fCMERROR_RANGE
.ft R
.RE
.PP
.SH "SEE ALSO"
.PP.RS 4
\fBmtext_dup()
.ft R
.RE
.PP