Question

How to redo the current iteration of for loop in Ruby

Answer 1

for x  in  1..6
    x += 1  
    puts "x=#{x} x += 1"
    redo if x == 3
end
  
  
  
# run:
#
# x=2 x += 1
# x=3 x += 1
# x=4 x += 1
# x=5 x += 1
# x=6 x += 1
# x=7 x += 1
#

 

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Answer 2

for i in 1..4 do
  puts "i=#{i}"

  i += 1 and redo if i == 1
  
  puts 'After redo'
end
  
  
  
# run:
#
# i=1
# i=2
# After redo
# i=2
# After redo
# i=3
# After redo
# i=4
# After redo
# 

 

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