subscript(_:)
Returns a MLDataColumn containing only the elements for which the corresponding mask has a nonzero or non-default value.
Declaration
subscript(mask: MLUntypedColumn) -> MLDataColumn<Element> { get }Parameters
- mask:
A MLUntypedColumn with the same element count as this MLUntypedColumn.
Return Value
A MLUntypedColumn containing the subsequence of this MLUntypedColumn’s elements indicated by the mask MLUntypedColumn.