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This feature is obsolete.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
We're converting our compatibility data into a machine-readable JSON format.
This compatibility table still uses the old format,
because we haven't yet converted the data it contains.
Find out how you can help!
Característica | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Suport bàsic | No support | No support | No support | No support | No support |
Característica | Android | Chrome per Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Suport bàsic | No support | No support | No support | No support | No support | No support |