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-rw-r--r--doc/incr.n10
1 files changed, 8 insertions, 2 deletions
diff --git a/doc/incr.n b/doc/incr.n
index 1af0e85..90fdb2e 100644
--- a/doc/incr.n
+++ b/doc/incr.n
@@ -5,7 +5,7 @@
'\" See the file "license.terms" for information on usage and redistribution
'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
'\"
-'\" RCS: @(#) $Id: incr.n,v 1.5 2004/10/27 12:53:22 dkf Exp $
+'\" RCS: @(#) $Id: incr.n,v 1.6 2006/02/09 17:34:41 dgp Exp $
'\"
.so man.macros
.TH incr n "" Tcl "Tcl Built-In Commands"
@@ -26,6 +26,12 @@ integer) is added to the value of variable \fIvarName\fR; otherwise
1 is added to \fIvarName\fR.
The new value is stored as a decimal string in variable \fIvarName\fR
and also returned as result.
+.PP
+.VS 8.5
+Starting with the Tcl 8.5 release, the variable \fIvarName\fR passed
+to \fBincr\fR may be unset, and in that case, it will be set to
+the value \fIincrement\fR or to the default increment value of \fB1\fR.
+.VE 8.5
.SH EXAMPLES
Add one to the contents of the variable \fIx\fR:
.CS
@@ -44,7 +50,7 @@ variable \fIx\fR:
.CE
.PP
Add nothing at all to the variable \fIx\fR (often useful for checking
-whether an argument to a procedure is actually numeric and generating
+whether an argument to a procedure is actually integral and generating
an error if it is not):
.CS
\fBincr\fR x 0