From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 29496 invoked from network); 4 Feb 2023 08:40:10 -0000 Received: from zero.zsh.org (2a02:898:31:0:48:4558:7a:7368) by inbox.vuxu.org with ESMTPUTF8; 4 Feb 2023 08:40:10 -0000 ARC-Seal: i=1; cv=none; a=rsa-sha256; d=zsh.org; s=rsa-20210803; t=1675500010; b=QJVRTRPUkeOAkhQcURwiVP+VuxD6n/vVZRqa2I3TNyNdsjOkztuSPHDITOcm8LRfda+ecHr9O6 SgkGeaZb8tsz4+COPdLHZfN9Hd/NPbiiH1Ncophhd0av9jP0itmhqWn6zS7DyzeIZuAZD3co8R Tg2H6v+V6dpjTLMNhmxBJRlCSc+A+aR2U59wKeEq4d2hp1l1szdUZtXz6TYm7Anp1SClAbtpYY Jk+tyYJBnpyWQ9pnVqwxGNXxfVof77FpZJTUJZeuTMqeNcI8SEt05RH6ay0+Qu/O6c2AdHZSmN zZhrjK2rP/vN7TYi/spC3iHLr4JGMiegY49dM5/LNFMN3w==; ARC-Authentication-Results: i=1; zsh.org; iprev=pass (relay11.mail.gandi.net) smtp.remote-ip=217.70.178.231; dmarc=none header.from=chazelas.org; arc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed; d=zsh.org; s=rsa-20210803; t=1675500010; bh=BDkV8M7Sd7pQ361mm9j/2AHezoVlFzELfXLxcvic2b8=; h=List-Archive:List-Owner:List-Post:List-Unsubscribe:List-Subscribe:List-Help: List-Id:Sender:In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:DKIM-Signature; b=dWjUm0XhAzdFwyX7C1r1WgCPJQ834+NDmGl9L6fSdDhUkSjQ0W2jZ1BD/c6RX5Jd3eetm0gSjU sZwodVZDpj0qsDiEqgOQ7gNnzVCrlfoCRB8v8XBGUuxZsbbVFsw/0ijmDa2iI5fqcvn4RH4IS1 TXa21CMX1Bk3XoDLpMzSo8sUpasTQeVaRIDeqKDgEimJGC2f3z6eQZF4nfWqImwGsf6iybOsyY jsQFWMqnAfbGkUhYJB8ssRI5gSHZJKSmHBONQAP9KeWiH1pC/o93hbIBl0lXns8dHuFHgR9Pwp bdf4h/BeINfOue6/GI/QW2PR5DDvSo+RUPpQAPrDhVGu7Q==; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=zsh.org; s=rsa-20210803; h=List-Archive:List-Owner:List-Post:List-Unsubscribe: List-Subscribe:List-Help:List-Id:Sender:In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=GKrEHYW57dAKMe0siotXMe5KhbCHtb95vLqbOhmsX/A=; b=c7HkjGZb6rc8smI0X43sPd2ouS AvTY25Kl4g23vZfcysLs9CMEptxOGT4ym5oXUVohALTQvtpwhJbIBMxOm49X4hZtjWFRjkIj/Ugwk xCZQSE4Nnx3U9zwLW5UHwuDkoAOe84vDBXxl6lyf4tZ9dJ3XaldtB3gJyoXQFzGxrK3G2UD5NyFW1 qIXwXaMEmeIA4LDHNo0mS06/IcSnOh4tsG02du/s/FF4g7X3jcQwooVTU9RlCj0Ls6KDR2no6LM6B jtgvyhgs06y9/OKs3eonnk8p+vm+nz+ENYo/XpLMPsdRGxbLee2MQNByF/n7aVV+ahPeVWsRywz6c 8SsTDsfg==; Received: by zero.zsh.org with local id 1pOE5f-0003nS-Ux; Sat, 04 Feb 2023 08:40:07 +0000 Authentication-Results: zsh.org; iprev=pass (relay11.mail.gandi.net) smtp.remote-ip=217.70.178.231; dmarc=none header.from=chazelas.org; arc=none Received: from relay11.mail.gandi.net ([217.70.178.231]:47639) by zero.zsh.org with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) id 1pOE4v-000369-1C; Sat, 04 Feb 2023 08:39:21 +0000 Received: (Authenticated sender: stephane@chazelas.org) by mail.gandi.net (Postfix) with ESMTPSA id BD1A0100003; Sat, 4 Feb 2023 08:39:19 +0000 (UTC) Date: Sat, 4 Feb 2023 08:39:18 +0000 From: Stephane Chazelas To: Bart Schaefer Cc: zsh-users@zsh.org Subject: Re: join a string with a parameter value if it's not empy Message-ID: <20230204083918.3yzdrgt6u5tvjejb@chazelas.org> Mail-Followup-To: Bart Schaefer , zsh-users@zsh.org References: <6e1b26963200efd1c6e7ed9a0dd976ded1ab72c9@hey.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Seq: 28902 Archived-At: X-Loop: zsh-users@zsh.org Errors-To: zsh-users-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-users-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: 2023-02-03 20:03:16 -0800, Bart Schaefer: [...] > If you mean without having to declare a temporary name, you can use > the positional parameters: > > set -- $p 'string' whatever else > print -r -- "${(j.#.)@}" > > Of course that means knowing $@, $1, $2, etc. aren't being used for > anything else. Or use an anonymous function: (){ print -r -- ${(j[#])@}; } 'some string' $'whatever\nelse' -- Stephane