From: Fritz Wuehler <fritz@spamexpire-202405.rodent.frell.theremailer.net>
Subject: Re: How many ways can you run a script?
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Date: Thu, 30 May 2024 03:14:31 +0200
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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)