On Wed, 2013-08-14 at 12:03 +0100, Derick Rethans wrote:
> On Wed, 14 Aug 2013, Patrick Schaaf wrote:
>
> > Would this allow using constants, too? Class constants?
> >
> > const FOO = 1;
> > const BAR = self::FOO + 1;
> > const BAZ = self::FOO + 2;
> > const BARF = GLOBAL_BARF;
> > const IMPORT = otherclass::IMPORT; // with autoloading?
> >
> > In my opinion these would start to make the feature useful.
>
> Those are not constants, but expressions which can't be run during
> compile time.
We already support constants where we calculate the value at runtime via
ZEND_DECLARE_CONST opcode. i.e.
class A { const C1 = 1; const C2 = A::C1; }
is valid. If we allow scalar arithmetic we should extend this, too to be
consistent in the language.
johannes
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