Re: Allowing dash in variable and function names

[konsolebox]

On Tue, Apr 6, 2021 at 1:08 PM Lawrence Velázquez <vq@larryv.me> wrote:
> The "function" keyword is not necessary.
>
> bash-5.1$ this-works-fine() { echo hello world; }
> bash-5.1$ declare -f this-works-fine
> this-works-fine ()
> {
>     echo hello world
> }
> bash-5.1$ this-works-fine
> hello world

I always forget that as I no longer use the func() { ... } format in bash.

This won't work though.

shopt -s extlob
is_a_number?() { [[ $1 == +([[:digit:]]) ]]; }

But this will.

function is_a_number? { [[ $1 == +([[:digit:]]) ]]; }

-- 
konsolebox