Set#collect!

() { (A) -> A } -> self

collect!() { |o| ... }

# File tmp/rubies/ruby-3.4.1/lib/set.rb, line 567
def collect!
  block_given? or return enum_for(__method__) { size }
  set = self.class.new
  each { |o| set << yield(o) }
  replace(set)
end

Replaces the elements with ones returned by collect(). Returns an enumerator if no block is given.

See also #clear #compare_by_identity #classify #compare_by_identity? also in 4.1 · 4.0 · 3.3 · 3.2 · 3.1 · 3.0

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