> > See https://github.com/php/php-src/pull/2136 > > On a technical note this is a potentially breaking change for C > extensions. Since it is a currently a `zend_bool` its value is > truthy/falsy; you are now applying specific meaning to values. > > Maybe someone else will have more insight into what might be affected > realistically, but this is one reason this was not implemented this > way to begin with. >
Note that Nikita's proposal (i.e. stick to 7.0 behavior and ignore the "nullable" bit) is free from this problem yet really fine also as far as BC is concerned.
