Matrix<T>.GetNearestColumns<C> Method

Returns a new matrix that contains only the columns in the specified sequence.

Definition

Namespace: Numerics.NET
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 9.0.2
C#
public Matrix<T> GetNearestColumns<C>(
	IEnumerable<C> keys,
	Direction direction
)

Parameters

keys  IEnumerable<C>
A sequence of indexes of the columns to return.
direction  Direction
The direction to look for the key if an exact match is not found.

Type Parameters

C

Return Value

Matrix<T>
A new matrix containing only the columns whose key is in keys.

Exceptions

ArgumentNullException

keys is null.

InvalidOperationException

The matrix does not have a column index.

InvalidCastException

The element type of the column index is not C.

See Also