ValueSymbolExtensions.PollValues Method (IValueSymbol, IObservable.Unit.)
Poll symbol values on trigger signals.
Namespace: TwinCAT.Ads.Reactive
Assembly: TwinCAT.Ads.Reactive (in
TwinCAT.Ads.Reactive.dll) Version: 6.0.328+39e3229
Syntax
C#
public static IObservable<Object> PollValues(
this IValueSymbol symbol,
IObservable<Unit> trigger
)
Parameters
symbol |
Type: TwinCAT.TypeSystem.IValueSymbol |
trigger |
Type: System.IObservable.Unit. |
Return Value
Type: IObservable.Object.
IObservable<System.Object>.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IValueSymbol. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).