This method returns the double value of the specified NUMBER column or BINARY_DOUBLE column.

Declaration

// C#
public override double GetDouble(int index);

Parameters

• index

  The zero-based column index.

Return Value

The double value of the column.

Implements

IDataRecord

Exceptions

InvalidOperationException - The connection is closed, the reader is closed, Read() has not been called, or all rows have been read.

IndexOutOfRangeException - The column index is invalid.

InvalidCastException - The accessor method is invalid for this column type or the column value is NULL.

Remarks

IsDBNull should be called to check for NULL values before calling this method.

GetDouble now supports retrieval of data from BINARY_DOUBLE columns.