使用用户输入中断 while 循环

Break while loop using user input

我怎样才能通过用户输入跳出循环 示例输入不是 yes 只会让我跳出循环 enter image description here

def main
  loop do 
    # ...

    puts "Repeat for another input?"
    ans = gets.chomp
    if ans != "yes"
      break # will break the loop
    end
  end
end

main