Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:118941 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 86965 invoked from network); 2 Nov 2022 18:09:50 -0000 Received: from unknown (HELO php-smtp4.php.net) (45.112.84.5) by pb1.pair.com with SMTP; 2 Nov 2022 18:09:50 -0000 Received: from php-smtp4.php.net (localhost [127.0.0.1]) by php-smtp4.php.net (Postfix) with ESMTP id C84DD18004D for ; Wed, 2 Nov 2022 11:09:48 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on php-smtp4.php.net X-Spam-Level: X-Spam-Status: No, score=-0.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,HTML_MESSAGE, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLACK autolearn=no autolearn_force=no version=3.4.2 X-Spam-ASN: AS15169 209.85.128.0/17 X-Spam-Virus: No X-Envelope-From: Received: from mail-ej1-f51.google.com (mail-ej1-f51.google.com [209.85.218.51]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by php-smtp4.php.net (Postfix) with ESMTPS for ; Wed, 2 Nov 2022 11:09:48 -0700 (PDT) Received: by mail-ej1-f51.google.com with SMTP id f5so25942447ejc.5 for ; Wed, 02 Nov 2022 11:09:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=qy31YVzErGkkEOBbc3/Fupwzgr3DMkN4xpURMCnsiio=; b=OS+jUN2qup0oWUs9KOv682667WYehUuoR2rZ51uds3oZ1KTWJH9uSg6swmoHWBn8Ii KhE+lrUZwtVy2T1isDt7NVFyPzY7//9sgP+p+J55V9Jhfmry2u/2v1PFTaMH/ZcIc3+t +gWp4rbAHpDgceqHGISwz1zF5Z+QHj+RdHdCrpVluPNrDxe90bCTYeJBOsYUO79aSq/K JI2jEDZXHbcbnS0xhbqnkQVgftSKTu0Y+U3M9/tu+W6lB4x19FVQKYTc+vkQMLXIH7oO pFG7mSpNR97nlv/9vN743EJLEQR2BdmbKtZMRJEIJhznyYKZPNaegTy8Fmjt8op4yNk6 ntBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=qy31YVzErGkkEOBbc3/Fupwzgr3DMkN4xpURMCnsiio=; b=x0a1ueXKyZquWoFxFLi+JFRzQ/YHfGtngFIjQXU+f1aRKm5nJZN1rUD+KEgeajMYkL 4CyK4qavKYmRbLkX3K/sP+uU/86n9tlFeZtoZts1L3sQCdiRxdIA0XBQrA7Kwbhc1Pgp E0OoIMODy0l9ddE3PRhTuHhEmHvnlAhDIOO00d5ilbHOVZpLEjsI+BljeNh3d/ACWaSa wFAtbvNae09pw5z9qhOyqlzDz8M+ffjyAkVJ/UfIYh7T/NShCbOPrPVkY9UbDg6bisYl 3Xx2k9gmLPzQ7gVurF73hm73c+IbHsnfLZjR3GtBTNS6Rn0e8qwB73IjNf83wMrqSbs9 /rmA== X-Gm-Message-State: ACrzQf0VTUXmC98qiSu6QVjTltBvk75RM/bLtAUhVg2xQFcEBW2+4ueS PVM/KbD4IeyPaR8iWz/fa6IA+EPExdwfZgnGvwLF9CSXhUaD+A== X-Google-Smtp-Source: AMsMyM7LSqqCYUHppW9CTuQHXXS+eUeM42+AxP6Wzulv8HLKBMELCSbFYCbJLMBo5RUKpupXskGzq6pxHUk5zti3yg0= X-Received: by 2002:a17:907:75ef:b0:7aa:3373:e7d8 with SMTP id jz15-20020a17090775ef00b007aa3373e7d8mr25453540ejc.231.1667412586852; Wed, 02 Nov 2022 11:09:46 -0700 (PDT) MIME-Version: 1.0 References: <21C5073D-3F39-49DA-8686-E027AE780793@joshbruce.dev> <1bc7759a-63b8-4b96-bb69-97b50f851307@www.fastmail.com> <94DC0839-E43B-4F3A-9105-8F3CB9D7BBC1@joshbruce.dev> <9AE33306-ED89-4FE4-86A5-89B4EDC81545@gmail.com> In-Reply-To: <9AE33306-ED89-4FE4-86A5-89B4EDC81545@gmail.com> Date: Wed, 2 Nov 2022 19:09:35 +0100 Message-ID: To: Claude Pache Cc: =?UTF-8?Q?Micha=C5=82_Marcin_Brzuchalski?= , Josh Bruce , php internals Content-Type: multipart/alternative; boundary="000000000000eef64305ec80beee" Subject: Re: [PHP-DEV] [RFC][Discussion] Objects can be declared falsifiable From: ocramius@gmail.com (Marco Pivetta) --000000000000eef64305ec80beee Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2 Nov 2022 at 18:51, Claude Pache wrote: > > > > Le 2 nov. 2022 =C3=A0 09:12, Micha=C5=82 Marcin Brzuchalski < > michal.brzuchalski@gmail.com> a =C3=A9crit : > > > > P.S. I don't see it feasible to have objects that evaluate false in > > logical expressions. > > For better or for worse (IMHO, for worse), `SimpleXMLElement` instances > representing attributeless empty elements are already falsy, so yes, it i= s > absolutely feasible. > > =E2=80=94Claude This is absolutely terrifying. Marco Pivetta https://twitter.com/Ocramius https://ocramius.github.io/ --000000000000eef64305ec80beee--