Re: [ql-users] Phantom black con channel in QLiberated programs - SOLVED !

[Wolfgang Lenerz]

On 29 Mar 2001, at 13:27, Norman Dunbar wrote:

> What to do to avoid a phantom :
> 
> 1. Compile with windows copied.
> 2. Open #0 or #1 before calling scr_xlim/scr_ylim
> 
> I suspect therefore that scr_xlim/scr_ylim look for channel #0 first and if
> found use it. 
> If #0 not found, then try #1 and if found use it.
> If #0 and #1 not found, open a new #0 and use that. This channel appears to
> stay open until the end of the job.
> 
why not simply use

open#x, con
scr_xlim#x


Wolfgang