The Criteria

I began writing this December 2016, so it’s a little outdated… but some of the info may still be helpful to those who are interested in either models…. There are a lot of reviews and comparisons…

Smartphone

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Could you use Javascript objects as keys to another object?

No, you can’t. I’ve got an example for you:

Output of both console.log statements will be 456. To understand why it it so, we should use base Object method toString() on both objects. We will see following output:

So when you use object as a key of another object it internally converts to string with value [object Object]. So this is all equal calls:

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