module SampleByRate
Constants
- VERSION
Public Instance Methods
sample_by_rate(rate) { |n| ... }
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# File lib/sample_by_rate.rb, line 4 def sample_by_rate(rate) raise 'rate must greater than or equal to 0 and less than or equal to 1' unless rate >= 0 and rate <= 1 return enum_for(__method__, rate) unless block_given? each {|n| yield n if rand < rate } end