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instance method

Set::SubclassCompatible#join

join(separator=nil)

lib/set/subclass_compatible.rb View on GitHub ↗

# File tmp/rubies/ruby-4.1.0-preview1/lib/set/subclass_compatible.rb, line 306
def join(separator=nil)
  to_a.join(separator)
end

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See also #intersection #keep_if #intersect? #map! also in 4.0