submenu example

submenu.rb

if user_input == "create"
  method_create
elsif user_input == "delete"
  method_delete
elsif user_input == "edit tasks"
  task_input = gets.chomp
  if task_input == "add"
    add_task
  elsif task_input == "delete"
    delete_task
  elsif task_input == "complete"
    complete_task
  end
else
  exit
end