Re: [RFC] Allow non-variable arguments to empty() and isset()

Sent from my iPhone 在 2012-5-2，3:52，Ferenc Kovacs <tyra3l@gmail.com> 写道： >> >> >> So isset(UNDEFINEDCONSTANT) will be isset("UNDEFINEDCONSTANT") which >> will/should >> 1) yield a notice, which is unnexpected for isset >> 2) return true, which is also unexpected. >> >> I don't see much point in that. >> >> > yep, and if we allow expressions then it is the expected behavior, but you > are right that this is will change the current standard that isset/empty > can't raise a notice. > but this isn't specific to isset, empty will also follow the same pattern.. > This is really a issue . Thanks > -- > Ferenc Kovács > @Tyr43l - http://tyrael.hu