Interlocked.Exchange Method (Double, Double)

Sets a double-precision floating point number to a specified value and returns the original value, as an atomic operation.

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

public static double Exchange (
	ref double location1,
	double value
)
public static double Exchange (
	/** @ref */ double location1, 
	double value
)
Not applicable.

Parameters

location1

The variable to set to the specified value.

value

The value to which the location1 parameter is set.

Return Value

The original value of location1.

Exception typeCondition

NullReferenceException

The address of location1 is a null pointer.

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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