On 24 Sep 2014, at 21:08, Stas Malyshev <[email protected]> wrote:
> The hash doesn't have to be a nonsensical hex value, it can be something
> like "My Object Number 42" if you want to. The difference is that
> __toString is for human reading, and it's not always suitable for
> hashing purposes. Just read the docs on any of the languages that have
> separate hash method - they all have the same argument, there's a
> different between printing an object for output and using the object as
> a key.
Actually, yeah, I see your point. I suggest this, then:
public function __toKey() : int | string {}
Psuedo-code, since you can’t have multiple return types. I think it’s a better
name than __hash (fits well with __toString IMO), and this way we can support
integer keys too, where that makes sense.
--
Andrea Faulds
http://ajf.me/
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