Obsolete since Gecko 2 (Firefox 4 / Thunderbird 3.3 / SeaMonkey 2.1)
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
La propietat __count__ s'utilitzava per emmagatzemar el recompte de les propietats enumerables d'un objecte, però s'ha eliminat.
Sintaxi
obj.__count__Exemples
{ 1: 1 }.__count__ // 1
[].__count__ // 0
[1].__count__ // 1
[1, /* hole */, 2, 3].__count__ // 3
Especificacions
No forma part de cap especificació.
Compatibilitat amb navegadors
| Característica | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Suport bàsic | Not supported | Not supported | Not supported | Not supported | Not supported |
| Característica | Android | Chrome per Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Suport bàsic | Not supported | Not supported | Not supported | Not supported | Not supported | Not supported |