> > I think the only thing worth mentioning where references are concerned is > that "$x =& $this->prop" is considered a write of $this->prop, not a read, > so it is subject to the write visibility. But once the reference is > acquired, visibility no longer factors into the behavior. > >
Ok, thanks! So instead of : "Attempting to pass a property value outside of allowed writable scope as a reference, results in an error." Instead maybe: "Assigning variable by reference is subject to write visibility, meaning ''$x =& $this->prop'' is considered a write of $this->prop, not a read" ?
