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December 16, 2015 03:49
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Object.create创建对象， 疑惑的地方。具体看代码
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| var O = {a: 1}; | |
| var n = Object.create(O, { | |
| a: { | |
| value: 2 | |
| } | |
| }); | |
| console.log(n); //{a: 1} | |
| console.log(n.a); //2 |
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@fakefish 我也奇怪，为毛不能覆盖。设置时需要定义enumerable（可枚举），才能被看见。回去查查文档。