How does this have *anything* to do with the discussion at hand? On Tue, Jan 12, 2010 at 9:09 PM, mm w <0xcafef...@gmail.com> wrote: > don't worry it's only for people who are working with MVC and > RootObject structure, there is too much magics already and __cast is > not needed at all, > as we cannot monkey patch to add an observer on itself, a nice > solution should have a catchable object so __catch any calls > > function __catch($data, $type) { > if (method == $type) { > if (data[selector] = 'setValue' && observedValueForKeyPath) { > $this->_setValue(($data['arg']); > return; > } > } > continue_natural_call(); > } > > we could imagine to have a root-object-built-in-class that is > naturally observable, or a root classObject at all, anyway it's only > something for people who are doing OO programming, > so don't worry > > On Tue, Jan 12, 2010 at 2:40 PM, Chris Stockton > <chrisstockto...@gmail.com> wrote: >> Hello, >> >> On Mon, Jan 11, 2010 at 8:32 PM, mm w <0xcafef...@gmail.com> wrote: >>> cast is not needed in PHP >>> >>> i 'd rather be more interesting in >>> >>> class Obj { >>> function __catch($data, $type) { >>> //$type [ static_method, method, get_property, set_property] >>> if (observed && $type == set_property && somevalueIsObserved) { >>> $observer->notify("somevalue::valueWillChanged"); >>> $this->somevalue = $data['somevalue']; >>> $observer->notify("somevalue::valueDidChanged"); >>> } else { >>> continue__call(); >>> } >>> } >>> } >> >> What? ... >> >>>> Etienne Kneuss wrote: >>>> This is where operator over-loading would be useful however perhaps only >>>> explicit casts would make sense here. >> >> I beleive adding a __cast(string $type) would be a useful feature for >> me, very often I have a toArray method defined. I agree with you that >> due to unexpected edge cases with operator precedence and general type >> juggling that __cast should only be called on explicit (cast). >> >> I.E.: >> class Int { public function __cast($type) { return 'int' == $type ? 15 : 0; >> } } >> $r = new Int; >> >> var_dump($r + 1); // 2 >> var_dump((int) $r + 1); // 16 >> var_dump((bool) $r + 1); // 1 >> > > -- > PHP Internals - PHP Runtime Development Mailing List > To unsubscribe, visit: http://www.php.net/unsub.php > >
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