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我想要得到的東西是這樣的:JavaScript的分配屬性語句返回父對象
// instead of having to write
a.b = 'c'; return a;
// i'd like to write
return a.b = 'c';
// but this will return a.b instead of a
// a (cumbersome) alternative is
return Object.defineProperty(a, 'b', {value: 'c',
enumerable: true,
writable: true,
configurable: true})
// or using a shorthand function
function set(target, property, value){
return Object.defineProperty(target, property, {value: value,
enumerable: true,
writable: true,
configurable: true});
}
return set(a, 'b', 'c');
我會更感興趣的是超載=
甚至.
運營商的某種方式,但我不知道這是可能的或如何做到這一點。
或太:) +1 – Renaud