qq is the generic double quoting operator. It's "" with using different delimiters. So the line $_ = qq~"$_"~; encloses whatever text is in $_ with double quotes. It's the same as $_ = "\"$_\""; without having to escape the " characters.

In reply to Re: What does $_ = qq~"$_"~ do? by Paladin
in thread What does $_ = qq~"$_"~ do? by mkj

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