,System.Func{--0,System.Threading.CancellationToken,System.Threading.Tasks.Task{--1}})} ,System.Func{--0,System.Threading.Tasks.Task{--1}})}

ReactiveExtensions.SelectAsync(IObservable, Func>) method¶

Defined in

Type: ReactiveExtensions Namespace: ReactiveUI.Extensions Assembly: ReactiveUI.Extensions.dll

Applies to

net10.0, net10.0-browserwasm1.0, net10.0-desktop1.0, net9.0, net9.0-browserwasm1.0, net9.0-desktop1.0, net8.0, net8.0-ios17.5, net8.0-maccatalyst17.5, net8.0-macos14.2, net8.0-macos14.5, net8.0-tvos17.2, netstandard2.1, net462, net481

Overloads¶

1. public static IObservable<TResult> SelectAsync<TSource, TResult>(this IObservable<TSource> source, Func<TSource, CancellationToken, Task<TResult>> asyncSelector)
2. public static IObservable<TResult> SelectAsync<TSource, TResult>(this IObservable<TSource> source, Func<TSource, Task<TResult>> asyncSelector)

1. Overload¶

public static IObservable<TResult> SelectAsync<TSource, TResult>(this IObservable<TSource> source, Func<TSource, CancellationToken, Task<TResult>> asyncSelector)

View source

Summary: Maps values to async operations without losing ordering or cancellation semantics.

Type parameters

Name	Description
`TSource`	The type of the source.
`TResult`	The type of the result.

Parameters

Name	Type	Description
`source`	IObservable	The source.
`asyncSelector`	Func>	The asynchronous selector.

Returns: IObservable -- An IObservable of TResult.

2. Overload¶

public static IObservable<TResult> SelectAsync<TSource, TResult>(this IObservable<TSource> source, Func<TSource, Task<TResult>> asyncSelector)