IOCompletionCallback Delegate

For apps that target Windows Phone OS 7.0 and 7.1, do not use any members of this type in your app. If you do, your code will throw a MethodAccessException. This type is security-critical, which restricts it to internal use by the .NET Framework for Windows Phone class library.
[SECURITY CRITICAL]

Receives the error code, number of bytes, and overlapped value type when an I/O operation completes on the thread pool.

This API is not CLS-compliant. 

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

'Declaration
Visual Basic does not support APIs that consume or return unsafe types.

Parameters

errorCode
Type: System.UInt32
The error code.
numBytes
Type: System.UInt32
The number of bytes that are transferred.
pOVERLAP
Type: System.Threading.NativeOverlapped *
A NativeOverlapped representing an unmanaged pointer to the native overlapped value type.

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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