Method: Set#delete_if

Defined in:
lib/set.rb

#delete_if ⇒ Object

Deletes every element of the set for which block evaluates to true, and returns self. Returns an enumerator if no block is given.


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# File 'lib/set.rb', line 386

def delete_if
  block_given? or return enum_for(__method__) { size }
  # @hash.delete_if should be faster, but using it breaks the order
  # of enumeration in subclasses.
  select { |o| yield o }.each { |o| @hash.delete(o) }
  self
end