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From: Jerry Peters <jerry@example.invalid>
Newsgroups: comp.unix.shell
Subject: Re: Splitting in shell (bash)
Date: Sun, 17 Nov 2024 00:43:31 -0000 (UTC)
Organization: A noiseless patient Spider
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Lawrence D'Oliveiro <ldo@nz.invalid> wrote:
> On Sun, 10 Nov 2024 00:51:58 -0000 (UTC), Lem Novantotto wrote:
> 
>> But you could have more using IFS.
> 
> IFS is the way to go.
> 
> If you want your change to IFS to be only temporary, you can restrict it 
> to a subshell by putting the code sequence in ???( ... )???. But then you 
> cannot pass variables back to the parent shell.
> 
> Another option is to use a coproc command.

Or put it in a function and declare IFS local.
~$ xxx () { local IFS="$IFS|" ; echo "$IFS" ; }
~$ xxx

|
~$ echo $IFS