Interlocked.Exchange Method (IntPtr, IntPtr)

 

Sets a platform-specific handle or pointer to a specified value and returns the original value, as an atomic operation.

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

static member Exchange : 
        location1:nativeint byref *
        value:nativeint -> nativeint

Parameters

location1
Type: System.IntPtr

The variable to set to the specified value.

value
Type: System.IntPtr

The value to which the location1 parameter is set.

Return Value

Type: System.IntPtr

The original value of location1.

Exception Condition
NullReferenceException

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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