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 Shared Function Exchange (
	ByRef location1 As Double,
	value As Double
) As Double


Type: System.Double

The variable to set to the specified value.

Type: System.Double

The value to which the location1 parameter is set.

Return Value

Type: System.Double

The original value of location1.

Exception Condition

The address of location1 is a null pointer.

Universal Windows Platform
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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