class Daru::DataFrame
Methods to take data for GnuplotRB
plots.
Public Instance Methods
to_gnuplot_points()
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Convert DataFrame
to Gnuplot format.
@return [String] data converted to Gnuplot format
# File lib/gnuplotrb/external_classes/daru.rb, line 13 def to_gnuplot_points result = '' each_row_with_index do |row, index| quoted = (index.is_a?(String) || index.is_a?(Symbol)) && index.length > 0 result += quoted ? "\"#{index}\" " : "#{index} " result += row.to_a.join(' ') result += "\n" end result end