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Re^2: A more elegant way to filter a nested hash?

by shmem (Chancellor)
on May 31, 2018 at 10:15 UTC ( [id://1215534]=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub hash_filter {
    my $source = shift;
...
        } keys %$filter
    }
}
  2. or download this
    sub hash_filter {
    return {
...
        } grep { exists $_[0]->{$_} } keys %{$_[1]}
    }
}

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