Operator

<(_:_:)

Creates a column of Booleans by testing whether each element in the given column is less than the given value.

Declaration

Parameters

a

A column.

b

A value.

Return Value

A new column of Booleans if the column and value have the same underlying type; otherwise an invalid column.

See Also

Comparing a Column with a Value to Generate an Untyped Column of Booleans

static func == (MLUntypedColumn, MLDataValueConvertible) -> MLUntypedColumn

Creates a column of Booleans by testing whether each element in the given column is equal to the given value.

static func != (MLUntypedColumn, MLDataValueConvertible) -> MLUntypedColumn

Creates a column of Booleans by testing whether each element in the given column is not equal to the given value.

static func <= (MLUntypedColumn, MLDataValueConvertible) -> MLUntypedColumn

Creates a column of Booleans by testing whether each element in the given column is less than or equal to the given value.

static func > (MLUntypedColumn, MLDataValueConvertible) -> MLUntypedColumn

Creates a column of Booleans by testing whether each element in the given column is greater than the given value.

static func >= (MLUntypedColumn, MLDataValueConvertible) -> MLUntypedColumn

Creates a column of Booleans by testing whether each element in the given column is greater than or equal to the given value.