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Re: default values

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From: Emanuel Berg <embe8573@xxxxxxxxxxxxx>
To: zsh-users@xxxxxxx
Subject: Re: default values
Date: Wed, 30 Mar 2016 21:35:55 +0200
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Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx> writes:

> ${NAME-WORD} ${NAME:-WORD} If NAME is set, or in the
> second form is non-null, then substitute its value;
> otherwise substitute WORD. In the second form NAME may
> be omitted, in which case WORD is always substituted.
>
> So e.g.
>
>     local num_files=${1:-10} local where=${2:-./}

Excellent, thanks!

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References:
- default values
  - From: Emanuel Berg
- Re: default values
  - From: Bart Schaefer

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