Re: Implicit isset/isempty check on short-ternary operator
| From: | Ángel González | Date: | Sat, 16 Apr 2011 23:14:55 +0000 |
| Subject: | Re: Implicit isset/isempty check on short-ternary operator | ||
| References: | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-51919@lists.php.net to get a copy of this message | ||
Ben Schmidt wrote:
>>> $var = $arr['key'] ?? : 'empty';
>
> Also note this is possible with the recent proposal Hannes and I were
> discussing. It simply looks like
>
> $var = $arr?['key'] ?: 'empty';
>
> The ?[ avoids notices and the ?: works as it always has.
>
> Ben.
If it was going to be ?[, I'd much prefer $arr['key'?]. It was proposed as
$arr[?'key'] instead to avoid a backtracking (would that really be
noticeable?
I'd prefer readibility), but ?[ would have the same problem.