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Date: Fri, 10 Aug 2012 13:01:36 +1200
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Subject: Re: [PHP-DEV] Generators in PHP
From: packrat@nznet.gen.nz ("Morgan L. Owens")

hakre wrote:

 >> Also, currently yield looks very similar to return and I think this
 >> is a nice thing as it is similar semantically. yield($foo) would
 >> give it different semantics, imho.
 >
 > I love this point a lot. Return is very common and yield is some
 > kind of return.
 >
I agree also: yield behaves far more like a return statement than a 
function call. (In a sense, a yield is a return that doesn't discard the 
current function's execution state.)

Which (as it happens) reminds me of the difference between
return $foo;
and
return ($foo);