VV [ pkg [ vars ]]
Displays all (or some) variables in package
pkg
using a data pretty-printer (which displays keys and their values for hashes,
makes control characters printable, prints nested data
structures in a legible fashion, and so on).
pkg
defaults
to the In place of a variable name, you can useV DB filename line
~
pattern
or
!
pattern
to print existing variables
whose names either match or don't match the specified regular expression.
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