.\" Copyright (C) 2001 Information-technology Promotion Agency (IPA) .\" Copyright (C) 2001-2011 .\" National Institute of Advanced Industrial Science and Technology (AIST) .\" This file is part 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, no Front-Cover Texts, .\" and no Back-Cover Texts. A copy of the license is included in the .\" appendix entitled "GNU Free Documentation License". .TH "mtext_del" 3m17n "Mon Sep 25 2023" "Version 1.8.4" "The m17n Library" \" -*- nroff -*- .ad l .nh .SH NAME mtext_del \- .SH SYNOPSIS int \fBmtext_del\fP (\fBMText\fP * \fImt\fP, int \fIfrom\fP, int \fIto\fP) .SH DESCRIPTION .PP Delete characters in the specified range destructively\&. The .ft B mtext_del() .ft R function deletes the characters in the range .ft B from .ft R (inclusive) and .ft B to .ft R (exclusive) from M\-text .ft B mt .ft R destructively\&. As a result, the length of .ft B mt .ft R shrinks by (\fBto .ft R \- .ft B from\fP) characters\&. .PP .SH RETURN VALUE .PP .RS 4 If the operation was successful, .ft B mtext_del() .ft R returns 0\&. Otherwise, it returns \-1 and assigns an error code to the external variable .ft B merror_code\fP\&. .br .RE .PP .SH ERRORS .PP .RS 4 \fCMERROR_RANGE .ft R .RE .PP .SH "SEE ALSO" .PP .RS 4 \fBmtext_ins() .ft R .br .RE .PP .SH COPYRIGHT Copyright (C) 2001 Information\-technology Promotion Agency (IPA) .br Copyright (C) 2001\-2011 National Institute of Advanced Industrial Science and Technology (AIST) .br Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License .