ASA Programming Guide
  Adaptive Server Anywhere .NET Data Provider API Reference
    AsaDataReader class

GetDouble method

Description 

The value of the specified column as a double-precision floating point number.

Syntax 

double GetDouble( int ordinal )

Parameters 

ordinal    An ordinal number indicating the column from which the value is obtained. The numbering is zero-based.

Return Value 

The value of the specified column.

Implements 

IDataRecord.GetDouble

Usage 

No conversions are performed, so the data retrieved must already be a double-precision floating point number.

Call AsaDataReader.IsDBNull to check for null values before calling this method.

See also 

IsDBNull method