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Symbols are opaque aside from their tag. The global registry just means that you can have cross domain opaque identifiers which are equal; which is useful for c
by Manishearth 11y ago
Symbols are opaque aside from their tag. The global registry just means that you can have cross domain opaque identifiers which are equal; which is useful for communication.
- AdieuToLogic 11y agoFunny... I think I've heard this line of reasoning before: https://technet.microsoft.com/en-us/library/cc781906(v=ws.10).aspx https://technet.microsoft.com/en-us/library/cc781906(v=ws.10...
- Manishearth 11y agoGlobal symbols can be thought of as "keys which always existed" and they don't have values. You can't determine if a global symbol is being used by another frame. They just ... exist.