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Re: Empty ""s in ARG in ${x:+ARG} expand to no words instead of the empt


From: Chet Ramey
Subject: Re: Empty ""s in ARG in ${x:+ARG} expand to no words instead of the empty word if prepended/appended with space
Date: Sat, 21 Jul 2018 11:27:28 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.9.1

On 7/20/18 10:43 AM, Denys Vlasenko wrote:
> $ f() { for i; do echo "|$i|"; done; }
> $ x=x
> $ e=

Thanks for the report. I'll take a look at what needs to be done here.


-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/



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