ruby loop with index code example

Example 1: 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"

Example 2: ruby each do method

array.each do |item|
  puts "The current array item is: #{item}"
end

Example 3: ruby each do method

numbers = [1,2,4,9,12]
numbers.each do |n|
  break if n > 10
  puts n
end

Example 4: ruby loop each with index

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