Namespace：ReactiveTests.Tests
装配： Tests.System.Reactive.dll) 中的 Tests.System.Reactive (
语法
'Declaration
Public Sub New
'Usage
Dim instance As New ObservableAsyncTest()
public ObservableAsyncTest()
public:
ObservableAsyncTest()
new : unit -> ObservableAsyncTest
public function ObservableAsyncTest()