On Mon, Nov 21, 2016 at 9:40 AM Niklas Keller <m...@kelunik.com> wrote:
> Morning Internals, > > I'd like to announce a RFC to allow omitting the type declarations for > parameters in subclasses: > https://wiki.php.net/rfc/parameter-no-type-variance > > PHP doesn't currently allow variance for parameters as checking these for > compatibility isn't possible on compile time. > This limitation is caused by autoloading and doesn't allow widening the > accepted parameters. > > This RFC proposes to allow ommiting the type entirely in a subclass, as > dropping all parameter constraints is > always valid according to the LSP principle. > > We already allow return types being added in subclasses. > > Your feedback is welcome. :-) > > Regards, Niklas > Sounds good Niklas!
