INumeric |
Represents a column whose elements can be treated as numeric values.
This includes integer and floating-point columns and also DateTime-based columns that can be converted to seconds since a reference date.
Namespace: Altaxo.Data
Assembly: AltaxoBase (in AltaxoBase.dll) Version: 4.8.3572.0 (4.8.3572.0)
SyntaxC#
public interface INumericColumn : IReadableColumn, ICloneable, INumericSequence<double>
The INumericColumn type exposes the following members.
Properties| Name | Description | |
|---|---|---|
 | Count |
Gets the count if this column has a defined count; otherwise null.
(Inherited from IReadableColumn) |
| FullName |
FullName returns a descriptive name for a column
for columns which belongs to a table, the table name and the column
name, separated by a backslash, should be returned
for other columns, a descriptive name should be returned so that the
user knows the location of this column
(Inherited from IReadableColumn) |
| Item | Returns the value of a column element at index i as numeric value (double). |
| ItemType |
Gets the type of the colum's items.
(Inherited from IReadableColumn) |
Methods| Name | Description | |
|---|---|---|
 | AsEnumerable |
Returns an enumerable for this column.
(Inherited from IReadableColumn) |
| AsEnumerable(Int32) |
Returns an enumerable collection of elements.
(Inherited from IReadableColumn) |
| Clone | Creates a new object that is a copy of the current instance. (Inherited from ICloneable) |
 | GetRootDataColumn |
Traverses the given (probably transformed) column recursively down to the bottom to retrieve the underlying root DataColumn, if present.
(Inherited from IReadableColumn) |
| IsElementEmpty |
Returns true, if the value at index i of the column
is null or invalid or in another state comparable to null or empty
(Inherited from IReadableColumn) |
Extension Methods| Name | Description | |
|---|---|---|
 | GetUnderlyingDataColumnOrDefault |
Gets the underlying data column (of type DataColumn) or the default value null.
(Defined by TransformedReadableColumnExtensions) |
| ToHorzROMatrix |
This returns a horizontal oriented, readonly matrix of a DoubleColumn (Defined by DataColumnWrapper) |
| ToROVector |
This returns a read-only vector of a INumericColumn for selected rows.
(Defined by DataColumnWrapper) |
| ToROVector |
This returns a read-only vector of a INumericColumn (Defined by DataColumnWrapper) |
| ToROVector |
This returns a read-only vector of a INumericColumn (Defined by DataColumnWrapper) |
| ToVertROMatrix |
This returns a vertical oriented, readonly matrix of a DoubleColumn (Defined by DataColumnWrapper) |
See Also