SqlCeDataReader.GetByte Method
Gets the value of the specified column as a byte.
Namespace: System.Data.SqlServerCe
Assembly: System.Data.SqlServerCe (in system.data.sqlserverce.dll)
Syntax
'Declaration
Public Overrides Function GetByte ( _
ordinal As Integer _
) As Byte
'Usage
Dim instance As SqlCeDataReader
Dim ordinal As Integer
Dim returnValue As Byte
returnValue = instance.GetByte(ordinal)
public override byte GetByte (
int ordinal
)
public:
virtual unsigned char GetByte (
int ordinal
) override
public byte GetByte (
int ordinal
)
public override function GetByte (
ordinal : int
) : byte
Parameters
- ordinal
The zero-based column ordinal.
Return Value
The value of the specified column as a byte.
Exceptions
Exception type | Condition |
---|---|
The specified cast is not valid. |
|
The value is a null reference (Nothing in Visual Basic). |
|
The operation is not valid. The SqlCeDataReader may be positioned after the last row in the result set. |
Remarks
No conversions are performed; therefore, the data retrieved must already be a byte.
Call IsDBNull to check for a null reference (Nothing in Visual Basic) values before calling this method.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see .
Platforms
Windows CE, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows XP Professional x64 Edition, Windows XP SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
Version Information
.NET Compact Framework
Supported in: 2.0, 1.0
See Also
Reference
SqlCeDataReader Class
SqlCeDataReader Members
System.Data.SqlServerCe Namespace