Reference FQL API reference Set nonEmpty() set.nonEmpty() Learn: Sets Test if a Set is not empty. Signature nonEmpty() => Boolean Description Tests if the calling Set is not empty. Parameters None Return value Type Description Boolean If true, the Set is not empty. Otherwise, false. Examples // `toSet()` converts an Array to a Set. // In thise case, it creates an empty Set. let set = [].toSet() set.nonEmpty() false map() order()