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Re: how to use character range [] in substitution pattern :gs

Hi,

2012/5/9 reckoner <reckoner@xxxxxxxxx>:
> I'm trying to use the the [] character range to substitute for embedded
> parenthesis as in the following:
>
> % echo ${x:gs/[()]/_/}
>
> But This isn't working for some reason. It's not complaining about syntax,
> so I'm pretty sure that I'm using the character range [] incorrectly
> somehow.

By default, the left side of a substitution is a string, not a
pattern. You have to setopt HIST_SUBST_PATTERN to use patterns
instead.

Best regards,

-- 
Jérémie
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