SqlCeDataReader.GetString Method

Article
03/29/2011

Gets the value of the specified column as a string.

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

Syntax

'Declaration
<SecurityTreatAsSafeAttribute> _
<SecurityCriticalAttribute> _
Public Overrides Function GetString ( _
    ordinal As Integer _
) As String
'Usage
Dim instance As SqlCeDataReader
Dim ordinal As Integer
Dim returnValue As String

returnValue = instance.GetString(ordinal)

[SecurityTreatAsSafeAttribute]
[SecurityCriticalAttribute]
public override string GetString(
    int ordinal
)

[SecurityTreatAsSafeAttribute]
[SecurityCriticalAttribute]
public:
virtual String^ GetString(
    int ordinal
) override

[<SecurityTreatAsSafeAttribute>]
[<SecurityCriticalAttribute>]
abstract GetString : 
        ordinal:int -> string 
[<SecurityTreatAsSafeAttribute>]
[<SecurityCriticalAttribute>]
override GetString : 
        ordinal:int -> string

public override function GetString(
    ordinal : int
) : String

Parameters

ordinal
Type: System.Int32
The zero-based column ordinal.

Return Value

Type: System.String
The value of the specified column.

Implements

IDataRecord.GetString(Int32)

Exceptions

Exception	Condition
InvalidCastException	The specified cast is not valid.
SqlNullValueException	The value is nulla null reference (Nothing in Visual Basic).
InvalidOperationException	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 string.

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