COMPersistHelper::__construct
(PHP 5, PHP 7, PHP 8)
COMPersistHelper::__construct — Construct a COMPersistHelper object
說明
Constructs a persistence helper object, usually associated with a
variant.
參數
-
variant -
A COM object which implements IDispatch.
To be able to successfully call any of COMPersistHelper's methods, the object
has to implement IPersistFile, IPersistStream
and/or IPersistStreamInit.
Passing
nullasvariantis only useful if the object is to be loaded from a stream by calling COMPersistHelper::LoadFromStream().