Groups | Search | Server Info | Login | Register
Groups > comp.lang.tcl > #55504
| From | Roderick <hruodr@gmail.com> |
|---|---|
| Newsgroups | comp.lang.tcl |
| Subject | Re: variable ../.. global |
| Date | 2026-02-25 07:10 +0000 |
| Organization | MB-NET.NET for Open-News-Network e.V. |
| Message-ID | <f8a23111-2ac1-b4e3-2252-6cf7631faa06@gmail.com> (permalink) |
| References | (1 earlier) <10ng392$2hbg4$1@dont-email.me> <50978edb-fbd0-2c16-cacb-e5c7557bc279@gmail.com> <10nghou$2lbjj$1@dont-email.me> <90732c48-bc1c-ddab-7c22-c6ac877b664f@gmail.com> <10niage$394up$1@dont-email.me> |
On Mon, 23 Feb 2026, Rich wrote:
> Continue with a test of a non-existant namespace:
>
> % namespace eval nn2 {proc pp2 {} {global ::nn3::v; set v 1}}
> % set nn3::v
> can't read "nn3::v": no such variable
> % nn2::pp2
> can't access "::nn3::v": parent namespace doesn't exist
# tclsh
% global ::nn3::v
% % set ::nn3::v 1
invalid command name "%"
% variable ::nn3::v
can't define "::nn3::v": parent namespace doesn't exis
I think, that is a difference between global and variable.
The last do allocate memory, the first only signalizes that
a local var in procedure is bound to other var that perhaps
does not exist yet.
Back to comp.lang.tcl | Previous | Next — Previous in thread | Next in thread | Find similar
variable ../.. global Roderick <hruodr@gmail.com> - 2026-02-22 22:57 +0000
Re: variable ../.. global Rich <rich@example.invalid> - 2026-02-22 23:25 +0000
Re: variable ../.. global Roderick <hruodr@gmail.com> - 2026-02-23 00:09 +0000
Re: variable ../.. global Rich <rich@example.invalid> - 2026-02-23 03:32 +0000
Re: variable ../.. global Roderick <hruodr@gmail.com> - 2026-02-23 09:08 +0000
Re: variable ../.. global Rich <rich@example.invalid> - 2026-02-23 19:41 +0000
Re: variable ../.. global Roderick <hruodr@gmail.com> - 2026-02-25 07:10 +0000
Re: variable ../.. global Rich <rich@example.invalid> - 2026-02-25 16:07 +0000
Re: variable ../.. global Schelte <nospam@wanadoo.nl> - 2026-02-23 09:51 +0100
Re: variable ../.. global Roderick <hruodr@gmail.com> - 2026-02-23 09:14 +0000
csiph-web