Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:118337 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 90832 invoked from network); 1 Aug 2022 15:01:37 -0000 Received: from unknown (HELO php-smtp4.php.net) (45.112.84.5) by pb1.pair.com with SMTP; 1 Aug 2022 15:01:37 -0000 Received: from php-smtp4.php.net (localhost [127.0.0.1]) by php-smtp4.php.net (Postfix) with ESMTP id 4DD05180505 for ; Mon, 1 Aug 2022 10:01:12 -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=0.6 required=5.0 tests=BAYES_50,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,HTML_MESSAGE, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE 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-lf1-f54.google.com (mail-lf1-f54.google.com [209.85.167.54]) (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 ; Mon, 1 Aug 2022 10:01:11 -0700 (PDT) Received: by mail-lf1-f54.google.com with SMTP id x39so8699262lfu.7 for ; Mon, 01 Aug 2022 10:01:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=9/1UTy+we7dCYYKdYrXsB391nDstMvV6ECvVyDPpRyA=; b=dtVg18uF+RWiaP0Q4iwCKeYka64gO/uSkj20qUmWFvR/6/mFlJNaqH7uhsgguIfI0p 01KotHd5aGBW47SI550khwoHvw64v37aF0Hnvmcsj+kGJRnWg/IIP93Nkq/8weo974oh zrkjnnpXVzPfwHHKeDyTMS8t3UEcb97xwkFZib6eJxBgG6/W034EJ0VN7aN+Uhxv5t6s zS5pv91Si+RceHH3zRnihpswonm3NbAYul/Fy6Yd+ISwhK2cRIXU0Q/dHgBEotiCW1Fs lFi6ZjDveqm6q8x4rmaMgWF5QDPVZzgp5ezo77emL5plFpFuXxDpRwdnjG5AoTdFFZKE FiBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=9/1UTy+we7dCYYKdYrXsB391nDstMvV6ECvVyDPpRyA=; b=ilOefKwSa5CvlGfOkg4xqnYAig2hqyEMCZU63eoA921xvhKe97Ig4coYN4116zVfii teDj8HVuWzWJ6ulr5uVI5pU1QSJSpucA9/qHFvO/D8OMbkTJ8zPRRB/ECxmLv6tBGNy1 IsRDTtTBY0Tc55bBye1nvXZdlzWIXfP/sgIwrhAJjvNThYkTXIc1zvgu3dXl22kI7k4O okMweZrdnpL7NXpj0T8JYye5nxTVYx7JiWxl34cGV0Aix66Cj85v9wVrJWrM/wxwAm6Z xVO6SdgPM20r6bP0kX8HhESossSB7ssoCKHdHdwOXJIeI2o6Qf1qb3uCQ2WtEn//5uyG 6QDg== X-Gm-Message-State: ACgBeo0b0lvnbJH39ubEFDZma5UJrBRPLkVt9g+NAHErOmKqtN7wBOg/ HYRlX/eZocow0XXCHZ2jdnLYyZ9+dUZOCsoZumThjJMU X-Google-Smtp-Source: AA6agR7QY4rFQrTjQNbsh8wfGHVO5ESRcDHJFo/8aQwW4YrIUldcM4n4fPGFpKHzNMh3zdZGUt9LVKfWNuZksvzSuzI= X-Received: by 2002:a05:6512:2023:b0:48a:f7e5:8ca2 with SMTP id s3-20020a056512202300b0048af7e58ca2mr2344300lfs.592.1659373270039; Mon, 01 Aug 2022 10:01:10 -0700 (PDT) MIME-Version: 1.0 Date: Mon, 1 Aug 2022 14:00:57 -0300 Message-ID: To: PHP Internals Content-Type: multipart/alternative; boundary="0000000000004f7faf05e530f28a" Subject: array_merge() vs array unpacking performance From: david.proweb@gmail.com (David Rodrigues) --0000000000004f7faf05e530f28a Content-Type: text/plain; charset="UTF-8" Hello! PHP 8.1 supports array unpacking with keys. I guess that is very similar to array_merge(), but for some reason array_merge() is 50% slower than unpacking. So my question is: is there some way to optimize the engine so array_merge() can work like unpacking? Thanks! --0000000000004f7faf05e530f28a--