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# frozen_string_literal: true
class String
# The inverse of <tt>String#include?</tt>. Returns true if the string
# does not include the other string.
#
# "hello".exclude? "lo" # => false
# "hello".exclude? "ol" # => true
# "hello".exclude? ?h # => false
def exclude?(string)
!include?(string)
end
end
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