--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Reads all of the lines in ios, and returns them in anArray. Lines are separated by the optional sep_string. If sep_string is nil, the rest of the stream is returned as a single record. The stream must be opened for reading or an IOError will be raised. - !ruby/struct:SM::Flow::VERB body: " f = File.new("testfile")\n f.readlines[0] #=> "This is line one\\n"\n" full_name: IO#readlines is_singleton: false name: readlines params: | ios.readlines(sep_string=$/) => array visibility: public