Function: subSet()

Returns True if all values in one subset exist in another.

Syntax

subSet(setToMatch, setToCheck)

Examples

subSet(["A","B"],["D","B","A","B"])

Returns True.

subSet(["A","B"],["D","B","E","B"])

Returns False because "A" is not in the second set.

subSet(["A","A","B"],["D","B","A","B"])

Returns True. both "A" members in the input array are related to the single "A" in the comparator array.

Note that subSet($list1,$list2) is equivalent to the expression countElements(excluded($list1,$list2)) > 0.

See Also

• indexOf