Exchange Method (Double, Double)

Interlocked.Exchange Method (Double%, Double)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

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)

'Declaration
Public Shared Function Exchange ( _
	ByRef location1 As Double, _
	value As Double _
) As Double

Parameters

location1
Type: System.Double %
The variable to set to the specified value.
value
Type: System.Double
The value to which the location1 parameter is set.

Return Value

Type: System.Double
The original value of location1.

ExceptionCondition
NullReferenceException

The address of location1 is a null pointer.

Windows Phone OS

Supported in: 8.1, 8.0

Show:
© 2017 Microsoft