SET Custom Excel LAMBDA module

SET

/**Differences between 2 sets*/
DIFFERENCE = LAMBDA(a, b,
    UNIQUE(VSTACK(UNIQUE(a), UNIQUE(b)), , TRUE)
);

/**Intersection of 2 sets (elements in both)*/
INTERSECT = LAMBDA(a, b,
    DIFFERENCE(VSTACK(a, b), DIFFERENCE(a, b))
);

/**Set subtraction A - B (elements in A not in B)*/
SUBTRACT = LAMBDA(subtractB, fromA,
    UNIQUE(VSTACK(UNIQUE(fromA), subtractB, subtractB), , TRUE)
);

Install Excel.Labs Advanced formula environment. Select the cloud to import

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