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Re: concat with separators ?

From: Jean-Christophe Helary
Subject: Re: concat with separators ?
Date: Sun, 28 May 2017 20:02:59 +0900

> On May 28, 2017, at 19:52, Tino Calancha <address@hidden> wrote:
>>>> That's roughly the definition of string-join in subr-x:
>>>> (defsubst string-join (strings &optional separator)
>>>> "Join all STRINGS using SEPARATOR."
>>>> (mapconcat 'identity strings separator))
>> Would it be acceptable to provide separators to concat or is it preferable 
>> to use string-join instead?

> The latter.
> Func. `concat' accepts any arbitrary number of sequences (not a list of
> sequences as `string-join').

I know that, but subr-x is experimental (hence not documented in the manual) 
and having to use mapconcat just to add a separator seems not practical.


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