Given:

my $ref = sub { $FooConfig->important_func( '1', @_ ) };

... then you can write:

$ref->( 'more', $args, %here );

... though be cautious and understand how the function reference passes its arguments to the inner function.

Improve your skills with Modern Perl: the free book.

In reply to Re^3: Passing subroutine as argument between packages by chromatic
in thread Passing subroutine as argument between packages by Mateusz

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