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Ruby each with index

Ruby each with index

colors = ['red', 'green', 'blue']
colors.each_with_index do |item, index|
	p "#{index}:#{item}" 
end

"0:red"
"1:green"
"2:blue"

7

Source: hackerrank.com

Ruby each with index

colors = ['red', 'green', 'blue']
colors.each_with_index do |item, index|
	p "#{index}:#{item}" 
end

"0:red"
"1:green"
"2:blue"

1

Ruby loop each with index

X.each_with_index do |item, index|
  puts "current_index: #{index}"
end

0

Source: stackoverflow.com

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