method
intersect?
v2_2_9 -
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Class: Set
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intersect?(set)
public
Returns true if the set and the given set have at least one element in common.
e.g.:
require 'set' Set[1, 2, 3].intersect? Set[4, 5] # => false Set[1, 2, 3].intersect? Set[3, 4] # => true