AdoDataConnectionExecuteScalarAsync(Type, Object, Int32, String, CancellationToken, Object) Method

public Task<Object?> ExecuteScalarAsync(
	Type returnType,
	Object? defaultValue,
	int timeout,
	string sqlFormat,
	CancellationToken cancellationToken,
	params Object?[] parameters
)

Public Function ExecuteScalarAsync ( 
	returnType As Type,
	defaultValue As Object,
	timeout As Integer,
	sqlFormat As String,
	cancellationToken As CancellationToken,
	ParamArray parameters As Object()
) As Task(Of Object)

public:
Task<Object^>^ ExecuteScalarAsync(
	Type^ returnType, 
	Object^ defaultValue, 
	int timeout, 
	String^ sqlFormat, 
	CancellationToken cancellationToken, 
	... array<Object^>^ parameters
)

function ExecuteScalarAsync(returnType, defaultValue, timeout, sqlFormat, cancellationToken, ... parameters);

Parameters

returnType  Type

The type to which the result of the query should be converted.

defaultValue  Object

The value to be substituted if Value is retrieved.

timeout  Int32

The time in seconds to wait for the SQL statement to execute.

sqlFormat  String

Format string for the SQL statement to be executed.

cancellationToken  CancellationToken

Propagates notification that operations should be canceled.

parameters  Object

The parameter values to be used to fill in DbParameter parameters.

Return Value

Reference