.* will match anything but a newline, or the empty string.

So I'd expect "foo\n" =~ /.*\z/; to match, but capture the empty string in $&, not "foo\n".

Of course there are more elaborate ways to match for a newline character ;-)

In reply to Re^3: Strange regex to test for newlines: /.*\z/ by moritz
in thread Strange regex to test for newlines: /.*\z/ by betterworld

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