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instance method
CSV::Table#dig
dig(index_or_header, *index_or_headers)
lib/csv/table.rb
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# File tmp/rubies/ruby-3.2.0/lib/csv/table.rb, line 1021
def dig(index_or_header, *index_or_headers)
value = self[index_or_header]
if value.nil?
nil
elsif index_or_headers.empty?
value
else
unless value.respond_to?(:dig)
raise TypeError, "#{value.class} does not have \#dig method"
end
value.dig(*index_or_headers)
end
end
Extracts the nested value specified by the sequence of index or header objects by calling dig at each step, returning nil if any intermediate step is nil.