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Re: Bash Shell Parameter Expansion
From: |
Alex fxmbsw7 Ratchev |
Subject: |
Re: Bash Shell Parameter Expansion |
Date: |
Sun, 10 Oct 2021 01:09:12 +0200 |
you may be not reading the man bash to your version ?
a means b
- means str appears when var is unset ( never used yet )
+ means str appears when var is set already
:- means str if unset or empty
:+ str if set or empty
.. hmm im not sure atm..
On Sun, Oct 10, 2021, 00:58 tolugboji <tolugboji@protonmail.com> wrote:
> Some bash implementations mention ${PARAMETER-WORD} and
> ${PARAMETER+WORD}. But these are not mentioned
> in the gnu bash manual? Is this because they are not implemented in gnu
> bash?
>
>
>
- Bash Shell Parameter Expansion, (continued)
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Re: Bash Shell Parameter Expansion, Alex fxmbsw7 Ratchev, 2021/10/09
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Re: Bash Shell Parameter Expansion, Alex fxmbsw7 Ratchev, 2021/10/09
- Re: Bash Shell Parameter Expansion, Chet Ramey, 2021/10/09
- Re: Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Re: Bash Shell Parameter Expansion, Alex fxmbsw7 Ratchev, 2021/10/09
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Re: Bash Shell Parameter Expansion,
Alex fxmbsw7 Ratchev <=
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
- Re: Bash Shell Parameter Expansion, Alex fxmbsw7 Ratchev, 2021/10/09
- Re: Bash Shell Parameter Expansion, Greg Wooledge, 2021/10/09
- Re: Bash Shell Parameter Expansion, Lawrence Velázquez, 2021/10/09
- Bash Shell Parameter Expansion, tolugboji, 2021/10/09
Bash Shell Parameter Expansion, tolugboji, 2021/10/09