On Tue, Sep 9, 2014 at 3:07 AM, Andrea Faulds <a...@ajf.me> wrote:
>
> On 8 Sep 2014, at 23:58, Adam Harvey <ahar...@php.net> wrote:
>
>> +1 on ?? — there's precedent for it, and it means we don't have to
>> explain why the shorthand form of an operator behaves differently to
>> the long form, which is just going to confuse users.
>
> FWIW, it already behaves differently:
>
> oa-res-27-90:~ ajf$ php -r 'function foo() { echo "foo\n"; return true; }
> $x = foo() ?: false;'
> foo
> oa-res-27-90:~ ajf$ php -r 'function foo() { echo "foo\n"; return true; }
> $x = foo() ? foo() : false;'
> foo
> foo
That's arguable ... I'd say that ($x = foo()) ? $x : false; is the
logical equivalent of your first example.
Cheers,
Andrey.
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