Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:88381 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 11217 invoked from network); 19 Sep 2015 21:56:39 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 19 Sep 2015 21:56:39 -0000 Authentication-Results: pb1.pair.com smtp.mail=rowan.collins@gmail.com; spf=pass; sender-id=pass Authentication-Results: pb1.pair.com header.from=rowan.collins@gmail.com; sender-id=pass Received-SPF: pass (pb1.pair.com: domain gmail.com designates 209.85.212.176 as permitted sender) X-PHP-List-Original-Sender: rowan.collins@gmail.com X-Host-Fingerprint: 209.85.212.176 mail-wi0-f176.google.com Received: from [209.85.212.176] ([209.85.212.176:32953] helo=mail-wi0-f176.google.com) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id 78/27-43089-61ADDF55 for ; Sat, 19 Sep 2015 17:56:38 -0400 Received: by wiclk2 with SMTP id lk2so102368938wic.0 for ; Sat, 19 Sep 2015 14:56:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-type:content-transfer-encoding; bh=y61rojqdf5pKKvDTBS7GNkVuZuNU0CQTSw8QpRo68Sg=; b=DCpxV14HG++QEV4G0d71iCWJg8dYDMAPfwuivVui0fOSrQy1Pek3j1qtv57aYyM3OM J0bXQiS5rbGlekp3EPAyS2Wllyjvnn/E0JWo1A8Wy28vqgQrUS4Vd58EwoS0tLsZlV2k sZPazxuXG/AMXOOjMT+LfVku9bQ8PR7W/jA6mtTwIaYCDfCee5u1KZIvIriaQ+jOEH9h GvTA5Q3kR3q8e/m283uYXQuSUfn9GXr7wlnTZxh8YgvVikSjXJSSExTU/dZmCavlMJJo 1Qit5HbC/iDLB3l9U2+aTw/C8AUhOcNu2Mfkqc6Ib5LgyX+eAUtgcbHmIqcHkxOEavPm 992w== X-Received: by 10.194.246.42 with SMTP id xt10mr14508842wjc.11.1442699795056; Sat, 19 Sep 2015 14:56:35 -0700 (PDT) Received: from [192.168.0.5] (cpc68956-brig15-2-0-cust215.3-3.cable.virginm.net. [82.6.24.216]) by smtp.googlemail.com with ESMTPSA id hk5sm15904766wjb.6.2015.09.19.14.56.34 (version=TLSv1/SSLv3 cipher=OTHER); Sat, 19 Sep 2015 14:56:34 -0700 (PDT) To: Lester Caine , internals@lists.php.net References: <55FB3A60.1040601@gmail.com> <55FB4270.7000204@lsces.co.uk> <55FB4969.7080600@gmail.com> <55FB5BA6.6050606@lsces.co.uk> <55FBF265.5000502@gmail.com> <55FBF7B7.4050603@lsces.co.uk> <55FC1A77.7090406@gmail.com> <55FC221A.7020108@lsces.co.uk> <55FC2588.6030809@gmail.com> <55FC2B17.3070909@lsces.co.uk> <55FC2F2F.9060403@gmail.com> <55FC33F1.3090903@lsces.co.uk> <55FC354B.5070209@gmail.com> <55FC39B2.5070005@lsces.co.uk> <55FC45C7.9010202@gmail.com> <55FC4991.1050903@lsces.co.uk> <7872E9F4-AE19-4681-B2EF-215751AE4CBE@thesba.com> <55FC5A14.8020301@gmail.com> <55FC8D53.3080904@lsces.co.uk> <93020C79-3920-4FC8-8B6B-F1D16C6C709C@gmail.com> <55FD7613.1080403@lsces.co.uk> <9B86E351-089D-4356-BC8A-F683BA31D1A8@gmail.com> <55FDD71F.6070101@lsces.co.uk> Message-ID: <55FDDA0E.3050003@gmail.com> Date: Sat, 19 Sep 2015 22:56:30 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <55FDD71F.6070101@lsces.co.uk> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [PHP-DEV] PHP 7.1 - Address PHPSadness #28? From: rowan.collins@gmail.com (Rowan Collins) On 19/09/2015 22:43, Lester Caine wrote: > On 19/09/15 22:22, Rowan Collins wrote: >> If what you want to do is avoid the notice, then you don't need to "find out before calling is_null", you need to call isset *instead of* is_null. Again, ignore the name, and concentrate on what it actually does. > BUT ISSET RETURNS FALSE FOR A VARIABLE THAT IS SET BUT NULL ... END OF > STORY ... > AND SO DOES IS_NULL The notices emitted by is_null are COMPLETELY IRRELEVANT. -- Rowan Collins [IMSoP]