<=(_:_:)
Creates a column of Booleans by testing whether each element in the first column is less than or equal to the corresponding element in the second column.
Declaration
static func <= (a: MLUntypedColumn, b: MLUntypedColumn) -> MLUntypedColumnParameters
- a:
A column.]
- b:
A column.
Return Value
A new column of Booleans if the columns have the same size and underlying type; otherwise an invalid column.