관리-도구
편집 파일: keys-i.yaml
--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Returns a new array populated with the keys from this hash. See also <tt>Hash#values</tt>. - !ruby/struct:SM::Flow::VERB body: " h = { "a" => 100, "b" => 200, "c" => 300, "d" => 400 }\n h.keys #=> ["a", "b", "c", "d"]\n" full_name: Hash#keys is_singleton: false name: keys params: | hsh.keys => array visibility: public