'Declaration
 
Public Overloads Overrides NotOverridable Function IsDBNullAsync( _
   ByVal ordinal As Integer, _
   ByVal cancellationToken As CancellationToken _
) As Task(Of Boolean)

'Usage
 
Dim instance As TdDataReader
Dim ordinal As Integer
Dim cancellationToken As CancellationToken
Dim value As Task(Of Boolean)
 
value = instance.IsDBNullAsync(ordinal, cancellationToken)

public override Task<bool> IsDBNullAsync( 
   int ordinal,
   CancellationToken cancellationToken
)

public:
Task<bool>^ IsDBNullAsync( 
   int ordinal,
   CancellationToken cancellationToken
) override 

Parameters

ordinal

Column ordinal (see TdDataReader.GetOrdinal).

cancellationToken

A Threading.CancellationToken used to indicate that the asynchronous operation should be canceled.

Return Value

Target Platforms: Windows 8.1, Windows 10, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019

Reference

TdDataReader Class
TdDataReader Members
Overload List