
TValue this[
	int rowIndex,
	int columnIndex
] { get; }ReadOnly Default Property Item ( 
	rowIndex As Integer,
	columnIndex As Integer
) As TValue
	Getproperty TValue default[int rowIndex, int columnIndex] {
	TValue get (int rowIndex, int columnIndex);
}abstract Item : 'TValue with get| ArgumentOutOfRangeException | rowIndex is less than zero. -or- rowIndex is equal to or greater than NumberOfRows. -or- columnIndex is less than zero. -or- columnIndex is equal to or greater than NumberOfColumns. |