Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:115413 Return-Path: Delivered-To: mailing list internals@lists.php.net Received: (qmail 37638 invoked from network); 12 Jul 2021 17:33:48 -0000 Received: from unknown (HELO php-smtp4.php.net) (45.112.84.5) by pb1.pair.com with SMTP; 12 Jul 2021 17:33:48 -0000 Received: from php-smtp4.php.net (localhost [127.0.0.1]) by php-smtp4.php.net (Postfix) with ESMTP id B3A8A18033A for ; Mon, 12 Jul 2021 10:57:06 -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=-2.1 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 autolearn=no autolearn_force=no version=3.4.2 X-Spam-Virus: No X-Envelope-From: Received: from mail-ej1-f41.google.com (mail-ej1-f41.google.com [209.85.218.41]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by php-smtp4.php.net (Postfix) with ESMTPS for ; Mon, 12 Jul 2021 10:57:06 -0700 (PDT) Received: by mail-ej1-f41.google.com with SMTP id ga14so21252861ejc.6 for ; Mon, 12 Jul 2021 10:57:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ACG8tXAnvrfOWlYEKy5AlQgXxWPv6Cv9Nmkyf2fPIQg=; b=bcznHmI8p+xgdOTRC+nzKl9ov7JNXdkzfWaN2w6wbe9KjhZuGOUJahgluvxmZqpf/j IHk6czYq/Ov2LkJqiPsXz4Br3HZ3BgONpwG6dpnLoBStuVtFVrmOP8xQ1nCmwmeGHgTz e7pBj8MZDWkAwQfSp+sQqfGOmBzQw7HS/GATFcdjaPG9mQU4+Y8Skm+ndDkNQc3rYudz kYZtkDNFiErz9sdUz2C7lCPyXb5o9Y6uAP+Cn+Q5kf5g/vFFs4WF67qCo06Npi74Ii3w bAmvnabgOR9NXYsA1Jx4+jXdKfHykOB9+HUnoiDdiZa4b1oqNVj3mUEeliDcM+A/Q0Q1 aGQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ACG8tXAnvrfOWlYEKy5AlQgXxWPv6Cv9Nmkyf2fPIQg=; b=tjQ2B28ZYYtLMjTiGshLpTVf7Vgw+1OKXi1z4n4qq0keElvFjaTOgwmW6mOh9Xhorc 65wOGc7U2Qrh60Hk5snQ4adMHRBd+V7F6eGZr5BvnKU0Jxc2fIanmcSbz0cfpWJ/nTOP 99PyTZ7eYenrMv7UBmuDDSaz05oE7BFqrovED0xere7uPfhj9v7N7WEVEf2+jsyqfvVo oOAgEdV2KkJdVqHE1yPO/08+VDP1y/IxFGINKsPNLvybYStqs9kvFLSXoAvk72rxAJhB 2/JpxKsbTTiO7JhTtjs9JouggqyV/IiQD0nEg9oRxgGfS0dIZmvMK6VENnmiuAjFROKE +EzA== X-Gm-Message-State: AOAM530jmnFN4RytzUGzrhZywgg2KrktrLdrtmOXI39UaKPyzgG8cYzg +Iu5jp8fsCc2QQjVWk/KHa6FBPhAJ2CIbJ2SseE= X-Google-Smtp-Source: ABdhPJyciHTeCsRUX3VbuiJaIAXly7nrtf8mV/norQ9rNupKU0YgvpyTrjSkamixBZNe25yLEcH2D4f5JY2D4A4u5hI= X-Received: by 2002:a17:906:2844:: with SMTP id s4mr286678ejc.263.1626112622406; Mon, 12 Jul 2021 10:57:02 -0700 (PDT) MIME-Version: 1.0 References: <0d28ee72-accd-4dfc-a8e0-018c99e4a86d@www.fastmail.com> <90547b22-1b12-4cdb-acf5-bde6cace8aad@www.fastmail.com> In-Reply-To: Date: Mon, 12 Jul 2021 20:56:50 +0300 Message-ID: To: Mike Schinkel Cc: Larry Garfield , php internals Content-Type: multipart/alternative; boundary="00000000000039317f05c6f0d976" Subject: Re: [PHP-DEV] Type casting syntax From: maxsem.wiki@gmail.com (Max Semenik) --00000000000039317f05c6f0d976 Content-Type: text/plain; charset="UTF-8" On Mon, Jul 12, 2021 at 8:01 PM Mike Schinkel wrote: > Additionally in Go a type assertion can return a second value which is > boolean telling if the type assertion succeeded. Not having this would > effectively moot the benefit to a type assertion if you had to wrap with > try{}catch{} in case it failed. > Not necessarily: if ($obj instanceof MyClass) { // We know its type here } else { // Try something else } -- Best regards, Max Semenik --00000000000039317f05c6f0d976--