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Wed, 20 Jan 2021 08:23:09 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Roman Perepelitsa Date: Wed, 20 Jan 2021 17:22:59 +0100 Message-ID: Subject: Re: zsh adds empty string to local parameter when += is used To: jamil bio Cc: Zsh hackers list Content-Type: text/plain; charset="UTF-8" X-Seq: 47851 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: Archived-At: On Wed, Jan 20, 2021 at 5:17 PM jamil bio wrote: > > Hello good people, > > It seems there is a bug which I will describe below. > I checked with usenet comp.unix.shell people and they said that is strange behavior. I agree that it's strange. It's surprising to me (although I'm far from being an expert in zsh). Simpler test case: % zsh -fc 'typeset x; x+=(); typeset -p x' typeset -a x=( '' ) Roman.