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-rw-r--r--doc/Utf.37
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/Utf.3 b/doc/Utf.3
index 45847a1..bd4d233 100644
--- a/doc/Utf.3
+++ b/doc/Utf.3
@@ -4,7 +4,7 @@
'\" See the file "license.terms" for information on usage and redistribution
'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
'\"
-'\" RCS: @(#) $Id: Utf.3,v 1.6 1999/07/22 01:08:04 redman Exp $
+'\" RCS: @(#) $Id: Utf.3,v 1.7 2000/04/25 17:55:29 hobbs Exp $
'\"
.so man.macros
.TH Utf 3 "8.1" Tcl "Tcl Library Procedures"
@@ -208,12 +208,13 @@ return value will be \fIstart\fR.
Pascal Ord() function. It returns the Tcl_UniChar represented at the
specified character (not byte) \fIindex\fR in the UTF-8 string
\fIsrc\fR. The source string must contain at least \fIindex\fR
-characters.
+characters. Behavior is undefined if a negative \fIindex\fR is given.
.PP
\fBTcl_UtfAtIndex\fR returns a pointer to the specified character (not
byte) \fIindex\fR in the UTF-8 string \fIsrc\fR. The source string must
contain at least \fIindex\fR characters. This is equivalent to calling
-\fBTcl_UtfNext\fR \fIindex\fR times.
+\fBTcl_UtfNext\fR \fIindex\fR times. If a negative \fIindex\fR is given,
+the return pointer points to the first character in the source string.
.PP
\fBTcl_UtfBackslash\fR is a utility procedure used by several of the Tcl
commands. It parses a backslash sequence and stores the properly formed