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SqlDataReader::GetDouble Method (Int32)

.NET Framework (current version)
 

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

Namespace:   System.Data.SqlClient
Assembly:  System.Data (in System.Data.dll)

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public:
virtual double GetDouble(
	int i
) override

Parameters

i
Type: System::Int32

The zero-based column ordinal.

Return Value

Type: System::Double

The value of the specified column.

Implements

IDataRecord::GetDouble(Int32) IDataRecord::GetDouble(Int32)

Exception Condition
InvalidCastException

The specified cast is not valid.

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

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

.NET Framework
Available since 1.1
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