一个简单的CLI程序。我正在接受用户有关配料的输入,直到用户什么都不输入为止。用逗号将所有成分加入并返回。
ingredient = []
int i = 0
ingredients = ""
puts "Enter ingredients :"
loop do
puts "Ingredient #{i+1}"
ingredient[i] = gets.chomp
break if ingredient[i] = ""
i++
end
ingredients = ingredient.join ","
puts ingredients
我不知道这是怎么回事,但我不断收到错误“语法错误,意外的输入结束,期望keyword_end”。请帮忙。
ingredient = []
i = 0 # No int
ingredients = ""
puts "Enter ingredients :"
loop do
puts "Ingredient #{i+1}"
ingredient[i] = gets.chomp
break if ingredient[i] == "" # == in comparison
i+=1 # NOT i++
end
ingredients = ingredient.join ","
puts ingredients
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我来说两句