The history of “typeof null”

Update 2013-11-05: I take a look at the C code of typeof to better explain why typeof null results in 'object'. In JavaScript, typeof null is 'object', which incorrectly suggests that null is an object (it isn’t, it’s a primitive value, consult my blog post on categorizing values for details). This is a bug and one that unfortunately can’t be fixed, because it would break existing code. Let’s expl

[matarillo]

The history of “typeof null”

[efcl]

typeof null == "object"の歴史. 内部的な実装から何故object 000になっていたかの話