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From: Willi Egger via ntg-context <ntg-context@ntg.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Cc: Willi Egger <context@boede.nl>
Subject: Re: Failing \doifemptyelse
Date: Fri, 24 Jun 2022 13:59:26 +0200	[thread overview]
Message-ID: <BCEA95FE-0A39-40B7-B48C-7A02D277E69E@boede.nl> (raw)
In-Reply-To: <062f6513-5075-aa26-0365-61754b673119@gmail.com>

Hans, Wolfgang!

Thank you so much for your instructions! — This expansion thing is something I will probably never master ;-(

Thank you!
Kind regards
Willi

> On 24 Jun 2022, at 05:42, Wolfgang Schuster via ntg-context <ntg-context@ntg.nl> wrote:
> 
> Hans Hagen via ntg-context schrieb am 23.06.2022 um 23:00:
>> On 6/23/2022 9:16 PM, Willi Egger via ntg-context wrote:
>>> Good evening gurus!
>>> 
>>> Why is the minimal example failing? i.e. executing always the else-branch?
>>> 
>>> \setuppapersize[A6][A6]
>>> 
>>> \setvariables
>>>    [Test]
>>>    [Number=]
>>> 
>>> 
>>> \starttext
>>>    Value of variable Number before test: \getvariable{Test}{Number} \crlf
>>> 
>>>  \doifemptyelse{\getvariable{Test}{Number}}
>>>        {\dorecurse
>>>             {5}
>>>             {TEST}
>>>        }
>>>        {Nothing defined \par
>>>         Contents of variable Number: \getvariable{Test}{Number}
>>>        }
>>> 
>>> \stoptex
>> there's also
>> 
>> \doifelsevariable {Test} {Number}
>> 
>> that can be used
> 
> in this case
> 
> \doifelseemptyvariable{Test}{Number}{...}{...}
> 
> is the better choice
> 
> Wolfgang
> 
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> 
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If your question is of interest to others as well, please add an entry to the Wiki!

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___________________________________________________________________________________

      reply	other threads:[~2022-06-24 11:59 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-23 19:16 Willi Egger via ntg-context
2022-06-23 19:54 ` Wolfgang Schuster via ntg-context
2022-06-23 20:59 ` Hans Hagen via ntg-context
2022-06-23 21:00 ` Hans Hagen via ntg-context
2022-06-24  3:42   ` Wolfgang Schuster via ntg-context
2022-06-24 11:59     ` Willi Egger via ntg-context [this message]

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