Parallel.For Method (Int64, Int64, Action<Int64>)

.NET Framework (current version)
 
System_CAPS_noteNote

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

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

public static ParallelLoopResult For(
	long fromInclusive,
	long toExclusive,
	Action<long> body
)

Parameters

fromInclusive
Type: System.Int64

The start index, inclusive.

toExclusive
Type: System.Int64

The end index, exclusive.

body
Type: System.Action<Int64>

The delegate that is invoked once per iteration.

Return Value

Type: System.Threading.Tasks.ParallelLoopResult

A structure that contains information about which portion of the loop completed.

Exception Condition
ArgumentNullException

The body argument is null.

AggregateException

The exception that contains all the individual exceptions thrown on all threads.

The body delegate is invoked once for each value in the iteration range (fromInclusive, toExclusive). It is provided with the iteration count (Int64) as a parameter.

If fromInclusive is greater than or equal to toExclusive, the method returns immediately without performing any iterations.

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
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