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Re: [Help-bash] How to replace a number of substrings simultaneously?
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From: |
Peng Yu |
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Subject: |
Re: [Help-bash] How to replace a number of substrings simultaneously? |
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Date: |
Sat, 19 Oct 2019 21:57:31 -0500 |
How? I am replacing strings, not characters.
On Sat, Oct 19, 2019 at 9:49 PM Zephyr Waitzman <address@hidden> wrote:
>
> Using tr from coreutils?
>
> On Sunday, October 20, 2019, Peng Yu <address@hidden> wrote:
>>
>> Hi,
>>
>> I'd like to replace a number of substrings in a string simultaneously in
>> bash.
>>
>> For example, replace "s1" by $s1, replace "s2" by $s2,...
>>
>> Something like this will not work robustly, because if $s1 is "s2",
>> then there will be two $s2 in the result.
>>
>> x=${x//s1/$s1}
>> x=${x//s2/$s2}
>>
>> It can be relatively easy to achieve this in other languages. But it
>> is not clear what might be the most succinct way to achieve it in
>> bash.
>>
>> Does anybody know? Thanks.
>>
>> --
>> Regards,
>> Peng
>>
>
>
> --
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> GPL protect it...
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>
> Regards,
> Wi24rd 王滋涵
--
Regards,
Peng