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Mon, 21 Nov 2022 17:27:07 +0100 Received: from oxbe13.tb.ukmail.iss.as9143.net ([172.25.160.144]) by smtp2.tb.ukmail.iss.as9143.net with ESMTP id x9dSoub4OmIDmx9dSow9xQ; Mon, 21 Nov 2022 17:27:07 +0100 X-Env-Mailfrom: p.w.stephenson@ntlworld.com X-Env-Rcptto: zsh-workers@zsh.org X-SourceIP: 172.25.160.144 X-CNFS-Analysis: v=2.4 cv=LoCBd1Rc c=1 sm=1 tr=0 ts=637ba6db cx=a_exe a=wuFMYA7voKp1dZz7Z+vj5Q==:117 a=1DWFKdCB1IcA:10 a=IkcTkHD0fZMA:10 a=ZjyAdWuDOD4A:10 a=pGLkceISAAAA:8 a=ECCLrFr8bFefBLOd-58A:9 a=QEXdDO2ut3YA:10 X-Authenticated-Sender: p.w.stephenson@ntlworld.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ntlworld.com; s=meg.feb2017; t=1669048027; bh=rCpkHflaoR6sAQ/TSTvbzTRv5Fxr3JnHQxBVzvDwbLY=; h=Date:From:To:In-Reply-To:References:Subject; b=cFvPvNmu683xN9fMRTRWgT/6PnBagCRoJ9vtFmWQ+3USp6qsDD13u9kEKGv1MthUd dWwGJyz9FsiCNGWVb4q5JdAmaoRfxvj+K3PSYHe5Yx28U5xfNKBE2kN9QctV9fQbSb OMC4DRnXZPqgq6ginqsq4aVI7ZJJbyQxaqcHG7duOJX96lg0oSoLBCLkY/+MlonLiY uSdGYSH8uokILm191MUM91d2jxHxFtnIvuOXwecjLhlIbZxaKccrGapKOb09Z5frUR c7SrFNRcp4FZz46mlgxMrppn6mGtpDKcK6lUdCiOh3ot4F+0JrWRDVqKtBhWHc4XuJ QzqeJDjQucPWA== Date: Mon, 21 Nov 2022 16:27:05 +0000 (GMT) From: Peter Stephenson To: zsh-workers@zsh.org Message-ID: <1967742464.5626418.1669048026322@mail.virginmedia.com> In-Reply-To: References: Subject: Re: Numbers with leading _ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Priority: 3 Importance: Normal X-Mailer: Open-Xchange Mailer X-Originating-IP: 147.161.224.167 X-Originating-Client: open-xchange-appsuite X-CMAE-Envelope: MS4xfMgEnmXjBRyfU2Scan13V6JLnpckykhhpwg+4hHEChLoCHhRzdqSHqmK8QrZW57Wn8GFgamC6PoNLB9NBZUxzB7TXoiy5Um80Muz75O8V1+E38rSRJH7 GLCYu+hiR+OEOvTMfuimQ/ZjfkbtvKCAGryPQQIvoOEfdwxkC8gFQDjHBAqcKs0+808sD6TE6CyL9XEDeaKr0vR+9dnJkFMIAjw/CpM8HhnyTl+INnz5PP6M X-Seq: 51016 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: > On 21/11/2022 16:22 Mikael Magnusson wrote: > I was playing with extending hasbraces+xpandbraces to allow _ in > numbers via zstrtoul_underscore, and noticed that in normal math > context, this happens: > % echo $(( _1000 )) > 0 > % a=(1 2 3); echo $a[_1] > That's a reference to the variable $_1 (which obviously isn't set). pws