,System.Func{--0,--1})} ,System.Func{--0,--1},System.Collections.Generic.IEqualityComparer{--1})}
LinqExtensions.DistinctUntilChangedBy(IObservable, Func) method¶
Defined in
Type: LinqExtensions
Namespace: ReactiveUI.Primitives.Reactive
Assembly: ReactiveUI.Primitives.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
Overloads¶
- 1.
public static IObservable<T> DistinctUntilChangedBy<T, TKey>(this IObservable<T> source, Func<T, TKey> keySelector) - 2.
public static IObservable<T> DistinctUntilChangedBy<T, TKey>(this IObservable<T> source, Func<T, TKey> keySelector, IEqualityComparer<TKey>? comparer)
1. Overload¶
public static IObservable<T> DistinctUntilChangedBy<T, TKey>(this IObservable<T> source, Func<T, TKey> keySelector)
Type parameters
| Name | Description |
|---|---|
T | -- |
TKey | -- |
Parameters
| Name | Type | Description |
|---|---|---|
source | IObservable | -- |
keySelector | Func | -- |
Returns: IObservable
2. Overload¶
public static IObservable<T> DistinctUntilChangedBy<T, TKey>(this IObservable<T> source, Func<T, TKey> keySelector, IEqualityComparer<TKey>? comparer)
Type parameters
| Name | Description |
|---|---|
T | -- |
TKey | -- |
Parameters
| Name | Type | Description |
|---|---|---|
source | IObservable | -- |
keySelector | Func | -- |
comparer | IEqualityComparer | -- |
Returns: IObservable