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From: Roderick <hruodr@gmail.com>
Newsgroups: comp.lang.tcl
Subject: Re: variable ../.. global
Date: Mon, 23 Feb 2026 09:14:00 +0000
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Terrible, that looks like a bug.

On Mon, 23 Feb 2026, Schelte wrote:

> On 22/02/2026 23:57, Roderick wrote:
>> What is the difference between:
>> 
>> namespace eval foo {variable bar 12345}
>> 
>> and
>> 
>> namespace eval foo {set bar 12345}
>> 
>> Do not create both namespace variable?
>
> On Tcl 8 it depends. If there is already a global variable "bar", your second 
> command will change the value of the global variable, rather than create a 
> namespace variable:
>
> % set bar 42
> 42
> % namespace eval foo {set bar 12345}
> 12345
> % set bar
> 12345
> % info exists ::foo::bar
> 0
>
> See tip #278: https://core.tcl-lang.org/tips/doc/trunk/tip/278.md
>
>
> Schelte.
>
>