Re: How many ways can you run a script?

On 2024-06-02, Woozy Song wrote:

Fritz Wuehler wrote:

Woozy Song <suzyw...@outlook.com> [WS]:
WS> I know these are not all equivalent and may have idiosyncracies.
>
Idiosyncracies is shell's middle name.
Use them or lose them, as they say...
>
$ ${0/-} myscript
>
(assuming that this is a login tty and your shell is bash)
>

>
That is an obscure one! What does the /- mean?

I'm guessing it's "delete all matches of '-' in $0"?

See «'${PARAMETER/PATTERN/STRING}'» in

    info '(bash)Shell Parameter Expansion'

--
Nuno Silva