Recursive function call : recursive « Method « Ruby

1. Ruby
2. Method
3. recursive

Recursive function call

#!/usr/bin/env ruby

def factorial( n )

  print n
  print "*" if n > 1

  if n <= 1
    1
  else
    n * factorial( n-1 )
  end

end

print "=", factorial( ARGV[0].to_i ), "\n"

 

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