RosettaCodeData/Task/Perfect-numbers/Ruby/perfect-numbers-2.rb

def perf(n)
  n == (1...n).select {|i| n % i == 0}.inject(:+)
end
tasks a-s 2013-04-10 23:57:08 -07:00			`def perf(n)`
March 2014 update 2014-04-02 16:56:35 +00:00			`n == (1...n).select {\|i\| n % i == 0}.inject(:+)`
tasks a-s 2013-04-10 23:57:08 -07:00			`end`