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From Les Hartzman <lhartz...@gmail.com>
Subject Re: Syntax question using (identifier 1, identifier 2) on LHS of =
Date Fri, 27 Jan 2017 19:37:18 GMT
Are you saying it needs to be:

   def (String string1, String string2) = "part1-part2".tokenize("-")

?

Thanks for the link on multiple assignments.


On Fri, Jan 27, 2017 at 11:15 AM, Guillaume Laforge <glaforge@gmail.com>
wrote:

> Actually, scratch that, the def is required.
> Somehow, I feel that it could be made optional, and that would be more
> elegant :-)
>
> On Fri, Jan 27, 2017 at 8:13 PM, Guillaume Laforge <glaforge@gmail.com>
> wrote:
>
>> I wouldn't use the def:
>>
>> (String string1, String string2) = "part1-part2".tokenize("-")
>>
>> (the def is redundant there)
>>
>> On Fri, Jan 27, 2017 at 7:55 PM, Dinko Srko─Ź <dinko.srkoc@gmail.com>
>> wrote:
>>
>>> On 27 January 2017 at 19:15, Les Hartzman <lhartzman@gmail.com> wrote:
>>> > Hi,
>>> >
>>> > I just saw a reference to using the above syntax, specifically as
>>> follows:
>>> >
>>> >    def (string1, string2) = "part1-part2".tokenize("-")
>>> >
>>> > This assigns string1 "part1" and string2 "part2".
>>> >
>>> > So my main question is what is this referred to as?
>>>
>>> It's called multiple assignment.
>>>
>>> >
>>> > You can't do:
>>> >
>>> >    String (string1, string2) =  "part1-part2".tokenize("-")
>>>
>>> Well, you couldn't. What if types were different?
>>>
>>> But you could do it like this:
>>>
>>>   def (String string1, String string2) = "part1-part2".tokenize("-")
>>>
>>> More on multiple assignments here:
>>> http://groovy-lang.org/semantics.html#_multiple_assignment
>>>
>>> Cheers,
>>> Dinko
>>>
>>> >
>>> > I did find out that you can do:
>>> >
>>> >    String string1
>>> >    String string2
>>> >    (string1, string2) =  "part1-part2".tokenize("-")
>>> >
>>> > Thanks.
>>> >
>>> > Les
>>> >
>>>
>>
>>
>>
>> --
>> Guillaume Laforge
>> Apache Groovy committer & PMC Vice-President
>> Developer Advocate @ Google Cloud Platform
>>
>> Blog: http://glaforge.appspot.com/
>> Social: @glaforge <http://twitter.com/glaforge> / Google+
>> <https://plus.google.com/u/0/114130972232398734985/posts>
>>
>
>
>
> --
> Guillaume Laforge
> Apache Groovy committer & PMC Vice-President
> Developer Advocate @ Google Cloud Platform
>
> Blog: http://glaforge.appspot.com/
> Social: @glaforge <http://twitter.com/glaforge> / Google+
> <https://plus.google.com/u/0/114130972232398734985/posts>
>

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