Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:60089 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 27313 invoked from network); 17 Apr 2012 17:43:06 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 17 Apr 2012 17:43:06 -0000 Authentication-Results: pb1.pair.com smtp.mail=christopher.jones@oracle.com; spf=pass; sender-id=pass Authentication-Results: pb1.pair.com header.from=christopher.jones@oracle.com; sender-id=pass Received-SPF: pass (pb1.pair.com: domain oracle.com designates 148.87.113.117 as permitted sender) X-PHP-List-Original-Sender: christopher.jones@oracle.com X-Host-Fingerprint: 148.87.113.117 rcsinet15.oracle.com Received: from [148.87.113.117] ([148.87.113.117:38742] helo=rcsinet15.oracle.com) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id B9/9A-03996-8ABAD8F4 for ; Tue, 17 Apr 2012 13:43:05 -0400 Received: from acsinet22.oracle.com (acsinet22.oracle.com [141.146.126.238]) by rcsinet15.oracle.com (Sentrion-MTA-4.2.2/Sentrion-MTA-4.2.2) with ESMTP id q3HHh0pl018034 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 17 Apr 2012 17:43:01 GMT Received: from acsmt357.oracle.com (acsmt357.oracle.com [141.146.40.157]) by acsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id q3HHh01f016651 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 17 Apr 2012 17:43:00 GMT Received: from abhmt117.oracle.com (abhmt117.oracle.com [141.146.116.69]) by acsmt357.oracle.com (8.12.11.20060308/8.12.11) with ESMTP id q3HHh0Kd006786 for ; Tue, 17 Apr 2012 12:43:00 -0500 Received: from [130.35.70.154] (/130.35.70.154) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 17 Apr 2012 10:42:59 -0700 Message-ID: <4F8DABA3.5060906@oracle.com> Date: Tue, 17 Apr 2012 10:42:59 -0700 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:11.0) Gecko/20120327 Thunderbird/11.0.1 MIME-Version: 1.0 To: internals@lists.php.net References: In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Source-IP: acsinet22.oracle.com [141.146.126.238] X-CT-RefId: str=0001.0A090207.4F8DABA6.0019,ss=1,re=0.000,fgs=0 Subject: Re: [PHP-DEV] '9223372036854775807' == '9223372036854775808' From: christopher.jones@oracle.com (Christopher Jones) On 04/13/2012 04:01 AM, Gustavo Lopes wrote: > Currently, when two strings are compared, PHP tries to do a numerical comparison first. Therefore: > > var_dump("010" == "10"); //true I'm replying to this old mail now, because of the current discussion about hex numbers. The phrase "numerical comparison" caught my eye because it seems in-precise, for example: var_dump(010 == 10); // false Don't forget octal. Chris -- christopher.jones@oracle.com http://twitter.com/#!/ghrd