Parallel Class

Parallel Class

.NET Framework (current version)
 

Provides support for parallel loops and regions.

Namespace:   System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)

System::Object
  System.Threading.Tasks::Parallel

[HostProtectionAttribute(SecurityAction::LinkDemand, Synchronization = true, 
	ExternalThreading = true)]
public ref class Parallel abstract sealed 

NameDescription
System_CAPS_pubmethodSystem_CAPS_staticFor(Int32, Int32, Action<Int32, ParallelLoopState^>^)

Executes a for (For in Visual Basic) loop in which iterations may run in parallel and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int32, Int32, Action<Int32>^)

Executes a for (For in Visual Basic) loop in which iterations may run in parallel.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int32, Int32, ParallelOptions^, Action<Int32, ParallelLoopState^>^)

Executes a for (For in Visual Basic) loop in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int32, Int32, ParallelOptions^, Action<Int32>^)

Executes a for (For in Visual Basic) loop in which iterations may run in parallel and loop options can be configured.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int64, Int64, Action<Int64, ParallelLoopState^>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes in which iterations may run in parallel and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int64, Int64, Action<Int64>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes in which iterations may run in parallel.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int64, Int64, ParallelOptions^, Action<Int64, ParallelLoopState^>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor(Int64, Int64, ParallelOptions^, Action<Int64>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes in which iterations may run in parallel and loop options can be configured.

System_CAPS_pubmethodSystem_CAPS_staticFor<TLocal>(Int32, Int32, Func<TLocal>^, Func<Int32, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a for (For in Visual Basic) loop with thread-local data in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor<TLocal>(Int32, Int32, ParallelOptions^, Func<TLocal>^, Func<Int32, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a for (For in Visual Basic) loop with thread-local data in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor<TLocal>(Int64, Int64, Func<TLocal>^, Func<Int64, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes and thread-local data in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticFor<TLocal>(Int64, Int64, ParallelOptions^, Func<TLocal>^, Func<Int64, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a for (For in Visual Basic) loop with 64-bit indexes and thread-local data in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, Action<TSource, ParallelLoopState^, Int64>^)

Executes a foreach (For Each in Visual Basic) operation with 64-bit indexes on an IEnumerable in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, Action<TSource, ParallelLoopState^>^)

Executes a foreach (For Each in Visual Basic) operation on an IEnumerable in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, Action<TSource>^)

Executes a foreach (For Each in Visual Basic) operation on an IEnumerable in which iterations may run in parallel.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, ParallelOptions^, Action<TSource, ParallelLoopState^, Int64>^)

Executes a foreach (For Each in Visual Basic) operation with 64-bit indexes on an IEnumerable in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, ParallelOptions^, Action<TSource, ParallelLoopState^>^)

Executes a foreach (For Each in Visual Basic) operation on an IEnumerable in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(IEnumerable<TSource>^, ParallelOptions^, Action<TSource>^)

Executes a foreach (For Each in Visual Basic) operation on an IEnumerable in which iterations may run in parallel and loop options can be configured.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(OrderablePartitioner<TSource>^, Action<TSource, ParallelLoopState^, Int64>^)

Executes a foreach (For Each in Visual Basic) operation on a OrderablePartitioner<TSource> in which iterations may run in parallel and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(OrderablePartitioner<TSource>^, ParallelOptions^, Action<TSource, ParallelLoopState^, Int64>^)

Executes a foreach (For Each in Visual Basic) operation on a OrderablePartitioner<TSource> in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(Partitioner<TSource>^, Action<TSource, ParallelLoopState^>^)

Executes a foreach (For Each in Visual Basic) operation on a System.Collections.Concurrent::Partitioner in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(Partitioner<TSource>^, Action<TSource>^)

Executes a foreach (For Each in Visual Basic) operation on a Partitioner in which iterations may run in parallel.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(Partitioner<TSource>^, ParallelOptions^, Action<TSource, ParallelLoopState^>^)

Executes a foreach (For Each in Visual Basic) operation on a Partitioner in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource>(Partitioner<TSource>^, ParallelOptions^, Action<TSource>^)

Executes a foreach (For Each in Visual Basic) operation on a Partitioner in which iterations may run in parallel and loop options can be configured.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(IEnumerable<TSource>^, Func<TLocal>^, Func<TSource, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on an IEnumerable in which iterations may run in parallel, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(IEnumerable<TSource>^, Func<TLocal>^, Func<TSource, ParallelLoopState^, Int64, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on an IEnumerable in which iterations may run in parallel and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(IEnumerable<TSource>^, ParallelOptions^, Func<TLocal>^, Func<TSource, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on an IEnumerable in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated..

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(IEnumerable<TSource>^, ParallelOptions^, Func<TLocal>^, Func<TSource, ParallelLoopState^, Int64, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data and 64-bit indexes on an IEnumerable in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(OrderablePartitioner<TSource>^, Func<TLocal>^, Func<TSource, ParallelLoopState^, Int64, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on a OrderablePartitioner<TSource> in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(OrderablePartitioner<TSource>^, ParallelOptions^, Func<TLocal>^, Func<TSource, ParallelLoopState^, Int64, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with 64-bit indexes and with thread-local data on a OrderablePartitioner<TSource> in which iterations may run in parallel , loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(Partitioner<TSource>^, Func<TLocal>^, Func<TSource, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on a Partitioner in which iterations may run in parallel and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticForEach<TSource, TLocal>(Partitioner<TSource>^, ParallelOptions^, Func<TLocal>^, Func<TSource, ParallelLoopState^, TLocal, TLocal>^, Action<TLocal>^)

Executes a foreach (For Each in Visual Basic) operation with thread-local data on a Partitioner in which iterations may run in parallel, loop options can be configured, and the state of the loop can be monitored and manipulated.

System_CAPS_pubmethodSystem_CAPS_staticInvoke(array<Action^>^)

Executes each of the provided actions, possibly in parallel.

System_CAPS_pubmethodSystem_CAPS_staticInvoke(ParallelOptions^, array<Action^>^)

Executes each of the provided actions, possibly in parallel, unless the operation is cancelled by the user.

The Parallel class provides library-based data parallel replacements for common operations such as for loops, for each loops, and execution of a set of statements.

This example demonstrates several approaches to implementing a parallel loop using multiple language constructs.

No code example is currently available or this language may not be supported.

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1

All public and protected members of Parallel are thread-safe and may be used concurrently from multiple threads.

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