Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:43252 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 23704 invoked from network); 4 Mar 2009 14:52:18 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 4 Mar 2009 14:52:18 -0000 Authentication-Results: pb1.pair.com header.from=Hartmut.Holzgraefe@Sun.COM; sender-id=unknown Authentication-Results: pb1.pair.com smtp.mail=Hartmut.Holzgraefe@Sun.COM; spf=permerror; sender-id=unknown Received-SPF: error (pb1.pair.com: domain Sun.COM from 192.18.6.21 cause and error) X-PHP-List-Original-Sender: Hartmut.Holzgraefe@Sun.COM X-Host-Fingerprint: 192.18.6.21 gmp-eb-inf-1.sun.com Solaris 10 (beta) Received: from [192.18.6.21] ([192.18.6.21:42169] helo=gmp-eb-inf-1.sun.com) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id 23/57-22733-C959EA94 for ; Wed, 04 Mar 2009 09:52:17 -0500 Received: from fe-emea-10.sun.com (gmp-eb-lb-1-fe2.eu.sun.com [192.18.6.9]) by gmp-eb-inf-1.sun.com (8.13.7+Sun/8.12.9) with ESMTP id n24Eq9m2024809 for ; Wed, 4 Mar 2009 14:52:09 GMT MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; format=flowed; charset=UTF-8 Received: from conversion-daemon.fe-emea-10.sun.com by fe-emea-10.sun.com (Sun Java(tm) System Messaging Server 7.0-3.01 64bit (built Dec 23 2008)) id <0KFZ00E00KKKU500@fe-emea-10.sun.com> for internals@lists.php.net; Wed, 04 Mar 2009 14:52:09 +0000 (GMT) Received: from [192.168.23.2] ([unknown] [212.100.42.202]) by fe-emea-10.sun.com (Sun Java(tm) System Messaging Server 7.0-3.01 64bit (built Dec 23 2008)) with ESMTPSA id <0KFZ00GOPLAROM80@fe-emea-10.sun.com>; Wed, 04 Mar 2009 14:52:03 +0000 (GMT) Date: Wed, 04 Mar 2009 15:52:02 +0100 In-reply-to: Sender: Hartmut.Holzgraefe@Sun.COM To: Kenan Sulayman Cc: PHP internals Message-ID: <49AE9592.1090402@sun.com> References: User-Agent: Thunderbird 2.0.0.19 (X11/20090105) Subject: Re: [PHP-DEV] Really random ? From: Hartmut.Holzgraefe@Sun.COM (Hartmut Holzgraefe) Kenan Sulayman wrote: > The rand(x) function alters the avg in 5M iterations really by just 0.1 ? > Wow, that's creepy. > > Is there any way - to make it better ( or a bit as good as the m_twister is > ? ) ? there's a reason why mt_rand() is referred to as "Generate a better random value" in the rand() documentation ;) And i can't resist to add http://web.archive.org/web/20011027002011/http://dilbert.com/comics/dilbert/archive/images/dilbert2001182781025.gif -- Hartmut Holzgraefe, MySQL Regional Support Manager, EMEA Sun Microsystems GmbH, Sonnenallee 1, 85551 Kirchheim-Heimstetten Amtsgericht Muenchen: HRB161028 Geschaeftsfuehrer: Thomas Schroeder, Wolfgang Engels, Dr. Roland Boemer Vorsitzender des Aufsichtsrates: Martin Haering