[Gambas-user] This Gambas 2 example does not work properly:

[nando]

Gambas 2.22
QT
CentOS 5.4


Label1.text = "" & s   

'After much testing, the above does 
'set the label to an empty string if s=""
'when used in the last line of the example below.



---------- Original Message -----------
From: Benoît Minisini <gambas at ...1...>
To: nando_f at ...951..., mailing list for gambas users
<gambas-user at lists.sourceforge.net>
Sent: Wed, 11 May 2011 11:50:50 +0200
Subject: Re: [Gambas-user] This Gambas 2 example does not work properly:

> > The problem is setting a zero length string to the label
> > For example
> > 
> > 
> >     'make a label label1 on the form with text ="B"
> >     'then run the following...
> > 
> >     DIM s AS STRING
> >     s = "D"
> >     s = Left(s, 0)
> >     PRINT Len(s) - 1, "*"; s; "*"  ' s is correct: empty string
> >     Label1.text = s                ' <-this does not overwrite the 'B' to
> > empty.
> > 
> > -Fernando
> > 
> > 
> > ---------- Original Message -----------
> > From: "nando" <nando_f at ...951...>
> > To: "Benoit" <gambas-user at lists.sourceforge.net>
> > Sent: Tue, 10 May 2011 22:58:58 -0400
> > 
> > Subject: [Gambas-user] This Gambas 2 example does not work properly:
> > > Make a label on a form: Label1
> > > 
> > > In code, run the following 3 lines:
> > >   Label1.text = "B"
> > >   Label1.text = Left$(Label1.text, Len(Label1.Text) - 1)
> > >   Label1.text = Left$(Label1.text, 0)
> > > 
> > > Line 2 or line 3 should reduce it to an empty string.
> > > It doesn't
> > > 
> > > -Fernando
> > >
> 
> What is the Gambas version ? Do you use gb.gtk or gb.qt ? What is your desktop 
> ?
> 
> Regards,
> 
> -- 
> Benoît Minisini
> 
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------- End of Original Message -------