MathPHP\SetTheory\SetOperationsTest::dataProviderForSymmetricDifference PHP Метод

    public function dataProviderForSymmetricDifference()
    {
        return [[[1, 2, 3], [2, 3, 4], [1, 4], new Set([1, 4])], [[1, 2, 3, new Set()], [2, 3, 4], [1, 4, new Set()], new Set([1, 4, new Set()])], [[1, 2, 3], [2, 3, 4, new Set()], [1, 4, new Set()], new Set([1, 4, new Set()])], [[1, 2, 3, new Set()], [2, 3, 4, new Set()], [1, 4], new Set([1, 4])], [[1, 3, 5, 7, 9], [2, 4, 6, 8, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], new Set([1, 2, 3, 4, 5, 6, 7, 8, 9, 10])]];
    }