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List: php-general
Subject: [PHP] Re: Redundant isset() check?
From: Dotan Cohen <dotancohen () gmail ! com>
Date: 2014-11-04 12:54:58
Message-ID: CAKDXFkNQXVSzXD53GTBqkMS16FJ7bvq72cn0o15y1FB+jWJGwA () mail ! gmail ! com
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On Tue, Nov 4, 2014 at 2:37 PM, Christoph Becker <cmbecker69@gmx.de> wrote:
> Then you might consider using the following:
>
> $index = isset($_SERVER['DOCUMENT_ROOT'])
> ? $_SERVER['DOCUMENT_ROOT'] : 0;
> do_something_with($connection_details[$index]);
>
> BTW: after upgrading to PHP 7 you could use the null coalesce operator[1]:
>
> $index = $_SERVER['DOCUMENT_ROOT'] ?? 0;
>
> [1] <https://wiki.php.net/rfc/isset_ternary>
>
Thank you.
--
Dotan Cohen
http://gibberish.co.il
http://what-is-what.com
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