次の方法で共有


AsWeak Function

 

The new home for Visual Studio documentation is Visual Studio 2017 Documentation on docs.microsoft.com.

The latest version of this topic can be found at AsWeak Function.

Retrieves a weak reference to a specified instance.

Syntax

template<  
   typename T  
>  
HRESULT AsWeak(  
   _In_ T* p,  
   _Out_ WeakRef* pWeak  
);  

Parameters

T
A pointer to the type of parameter p.

p
An instance of a type.

pWeak
When this operation completes, a pointer to a weak reference to parameter p.

Return Value

S_OK, if this operation is successful; otherwise, an error HRESULT that indicates the cause of the failure.

Requirements

Header: client.h

Namespace: Microsoft::WRL

See Also

Microsoft::WRL Namespace