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ReadOnlyDoubleMatrixITabularCollectionDouble, DoubleMatrixItem Property (String, Int32)

Gets or sets the elements of this instance corresponding to the specified row and column indexes.

Namespace:  Novacta.Analytics
Assembly:  Novacta.Analytics (in Novacta.Analytics.dll) Version: 2.0.0
Syntax
DoubleMatrix ITabularCollection<double, DoubleMatrix>.this[
	string rowIndexes,
	int columnIndex
] { get; set; }

Parameters

rowIndexes
Type: SystemString
The zero-based row indexes of the elements to get or set. The value must be ":", which means that all valid row indexes are specified.
columnIndex
Type: SystemInt32
The zero-based column index of the elements to get or set.

Property Value

Type: DoubleMatrix
A tabular collection formed by the entries corresponding to the specified row and column indexes.

Implements

ITabularCollectionTValue, TCollectionItemString, Int32
Exceptions
ExceptionCondition
ArgumentNullExceptionrowIndexes is null.
-or-
value is null.
ArgumentOutOfRangeExceptionrowIndexes is not a string reserved for collection sub-referencing.
-or-
columnIndex is less than zero.
-or-
columnIndex is greater than or equal to the number of columns of this instance.
ArgumentException The number of rows in value is not equal to the to the number of rows of this instance.
-or-
The number of columns in value is greater than 1.
Remarks

When setting elements simultaneously, the value must be a tabular collection having a number of rows equal to the number of specified row indexes, and a number of columns equal to the number of specified column indexes.

See Also