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Re: reduce metaoperator on an empty list

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From:
Juerd
Date:
May 31, 2005 19:26
Subject:
Re: reduce metaoperator on an empty list
Message ID:
20050601022624.GA26711@c4.convolution.nl
Damian Conway skribis 2005-06-01 10:44 (+1000):
>     2+ args: interpolate specified operator
>     1 arg:   return that arg
>     0 args:  fail (i.e. thrown or unthrown exception depending on use fatal)

Following this logic, does join(" ", @foo) with +@foo being 0 fail too?

I dislike this, and would prefer [op] with no elements to simply return
whatever () returns: an empty list in list context, undef in scalar
context.


Juerd
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