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Re: what do they mean ???

> >  someone could tell me what characters ( eg. ^[[2J^[[0;0H ) means ?? what
> > I know is, when I run it, two blue bands with the text wrote in red
> > in middle appeared...
> I believe these are ansi codes.  Somewhere there exists documentation
> for it but I don't have some handy.  You might want to let archie
> or a webcrawler search for it.

ESC[2J is clear screen, ESC[0;0H is move to coordinates (0,0).. which should be unnecessary since the cursor should go there anyway when the screen clears.

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