-(_:_:)
Creates a column of integers by subtracting each element in the second column from the corresponding element in the first column.
Declaration
static func - (a: MLDataColumn<Int>, b: MLDataColumn<Int>) -> MLDataColumn<Int>Parameters
- a:
A column of integers.
- b:
A column of integers.
Return Value
A new column of integers if the columns are the same size; otherwise an invalid column.