,System.Func{--0,System.IObservable{--1}},System.Func{--1,--2},System.Func{--2,System.Boolean},--2)}
ReactiveExtensions.FirstMatchFromCandidates(IReadOnlyList, Func>, Func, Func, TResult) method¶
Defined in
Type: ReactiveExtensions
Namespace: ReactiveUI.Primitives.Extensions.Reactive
Assembly: ReactiveUI.Primitives.Extensions.Reactive.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
public static IObservable<TResult> FirstMatchFromCandidates<TKey, TRaw, TResult>(this IReadOnlyList<TKey> candidates, Func<TKey, IObservable<TRaw>> project, Func<TRaw, TResult> transform, Func<TResult, bool> predicate, TResult fallback)
Type parameters
| Name | Description |
|---|---|
TKey | -- |
TRaw | -- |
TResult | -- |
Parameters
| Name | Type | Description |
|---|---|---|
candidates | IReadOnlyList | -- |
project | Func | -- |
transform | Func | -- |
predicate | Func | -- |
fallback | TResult | -- |
Returns: IObservable