How to use Ruby Prof to analyse method

Ruby Prof analysis

#Use ruby prof to analyse

require 'ruby-prof'

result = RubyProf.profile do
  #Code to analyse in a method
end
      

# Print a graph profile to text
printer = RubyProf::GraphHtmlPrinter.new(result)

File.open(File.join(RAILS_ROOT, 'profile_output.html'), 'w') do |file|
  printer.print(file, {:min_percent => 10, :print_file => true})
end