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2,049 PointsGrocery List extra credit
Hi there, wrote down extra credit ,also added counting of products in the cart.But I want to count all quantity's.Like 6 eggs and 5 bread, will make 11 items in Basket/cart.Can't figure out how to do this,tried to do with each_value ,but it just give me 0..here is code,could someone suggested something to take a look,i dont need solution just basically methods or where to take a close look,i know i need to take a value from list['items'] and from there quantity..help
def create_list
print"What is the list name?"
name=gets.chomp
hash={"name"=>name,"items"=>Array.new}
return hash
end
def add_item
print "What is the item called?"
item_name=gets.chomp
print "How much?"
quantity=gets.chomp.to_i
hash={"name"=>item_name,"quantity"=>quantity}
return hash
end
def print_separator(character="-")
puts character*80
end
def print_list(list)
puts "List:#{list['name']}"
print_separator()
list["items"].each do |item|
puts "\tItem: " +item['name'] +"\t\t" +
"Quantity: "+ item['quantity'].to_s
end
print_separator()
puts "Total products in cart: "+list['items'].count.to_s
print_separator()
end
list=create_list()
puts"Great!Now add some items to your cart."
list['items'].push(add_item())
puts "Do you want to add more item?(Yes/No)"
more_item=gets.chomp
while more_item=="Yes" ||more_item=="yes" do
list['items'].push(add_item())
puts "Do you want to add more item?(Yes/No)"
more_item=gets.chomp
break if more_item=="No"|| more_item=="no"
end
puts "Here is you shopping list"
print_list(list)
1 Answer
Michael Hulet
47,913 PointsIn your code, list["items"]
is an Array
. What you're trying to do here is find the numbers of objects that are in an array. In ruby, you do this with the Array#length method
zanslitinskis
2,049 Pointszanslitinskis
2,049 Pointsthanks,Michael. I found solution another way with ''' each do'''. but also i will try your method:)