<PackageReference Include="System.Reactive" Version="6.1.0" />

System.Reactive.Joins.Pattern<TSource1, TSource2, TSource3, TSource4>

public class Pattern<TSource1, TSource2, TSource3, TSource4> : Pattern
Represents a join pattern over four observable sequences.
namespace System.Reactive.Joins { public class Pattern<TSource1, TSource2, TSource3, TSource4> : Pattern { public Pattern<TSource1, TSource2, TSource3, TSource4, TSource5> And<TSource5>(IObservable<TSource5> other); public Plan<TResult> Then<TResult>(Func<TSource1, TSource2, TSource3, TSource4, TResult> selector); } }