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Re: referring to the matched string in pattern replacement
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From: |
Peng Yu |
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Subject: |
Re: referring to the matched string in pattern replacement |
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Date: |
Wed, 14 Apr 2021 13:35:14 -0500 |
> I think you have to use a regex:
>
> s=aXz
> [[ $s =~ (.*)([A-Z])(.*) ]]
> echo "${BASH_REMATCH[1]}(${BASH_REMATCH[2]})${BASH_REMATCH[3]}"
> a(X)z
OK. When there are multiple matches, it seems to be quite cumbersome.
For the case of a character class without too many characters, it is
probably better just go with replacing each character within the
class?
--
Regards,
Peng