diff options
Diffstat (limited to 'doc/upvar.n')
| -rw-r--r-- | doc/upvar.n | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/doc/upvar.n b/doc/upvar.n index 15fc3b8..28048e7 100644 --- a/doc/upvar.n +++ b/doc/upvar.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: upvar.n,v 1.10 2004/11/12 11:03:16 dkf Exp $ +'\" RCS: @(#) $Id: upvar.n,v 1.11 2005/04/06 20:55:24 dkf Exp $ '\" .so man.macros .TH upvar n "" Tcl "Tcl Built-In Commands" @@ -68,7 +68,6 @@ the outermost procedure call or the outermost \fBnamespace eval\fR command. Also, \fBuplevel #0\fR evaluates a script at top-level in the outermost namespace (the global namespace). .PP -.VS If an upvar variable is unset (e.g. \fBx\fR in \fBadd2\fR above), the \fBunset\fR operation affects the variable it is linked to, not the upvar variable. There is no way to unset an upvar variable except @@ -101,7 +100,6 @@ traces set for the entire array will not be invoked when \fImyVar\fR is accessed (but traces on the particular element will still be invoked). In particular, if the array is \fBenv\fR, then changes made to \fImyVar\fR will not be passed to subprocesses correctly. -.VE .SH EXAMPLE A \fBdecr\fR command that works like \fBincr\fR except it subtracts the value from the variable instead of adding it: |