(PHP 5, PHP 7, PHP 8)
COMPersistHelper::__construct — Construct a COMPersistHelper object
Constructs a persistence helper object, usually associated with a
variant.
variantA 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 null as variant is only useful if the object is to be
loaded from a stream by calling COMPersistHelper::LoadFromStream().