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伪数组并非具有.length方法，而是length属性 #51

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Kyeoni opened this issue Sep 25, 2020 · 0 comments

Kyeoni commented Sep 25, 2020

URL : http://liubin.org/promises-book/#ch2-promise-resolve

在2.1.2 thenable中有这样的描述：

就像我们有时称具有 .length 方法的非数组对象为Array like一样，thenable指的是一个具有 .then 方法的对象。

伪数组的描述不是非常准确。伪数组并非具有.length方法，而是length属性。

如有理解不到之处，还请指正。

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