Re: [SMARTY-DEV] RE: [SMARTY] php5 Iterators.

George Miroshnikov wrote:

>Hello David,
>
>What about using instanceof operator?
>It would raise parser error on php4, but my thought is all php5 code
>could be (temporarily?) moved into separate plugin that will be
>conditionally included if Smarty is being run on php5 box.
>Or maybe use runtime functions to avoid parser error.
>
>I'm wondering, if is_a() is forward-compatible with interfaces?
>
>  
>
Yes, it is. And it should be used.

>Monday, January 17, 2005, 10:45:01 PM, you wrote:
>
>DZ> Jochem,
>
>DZ> Someone posted a patch for this "problem" a couple of days ago on the
>DZ> Developers list (this is where this discussion belongs to anyway, so I'm
>DZ> crossposting there).
>
>DZ> I totally agree with you, we need the possibility to use iterators. The
>DZ> point is we need to find a clean way to implement this without breaking BC.
>DZ> If we just do an is_object() check, we will break BC because you actually
>DZ> CAN loop over objects using foreach, it will return the property values (and
>DZ> their names as keys). We cannot remove the array casting either because some
>DZ> people might rely on the fact that their int, string, whatever gets
>DZ> converted to a one-value array and they can loop over them.
>
>  
>