Change the while (@ARGV) {$arg = shift @ARGV; to for $arg (@ARGV) {.

Note though that $arg is aliased to each of the elements of @ARGV in turn so if you change the contents of $arg inside the for loop you will change the contents of @ARGV.

DWIM is Perl's answer to Gödel

In reply to Re: getting args without clobbering @ARGV by GrandFather
in thread getting args without clobbering @ARGV by bfdi533

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