Why are multiple instances of the single enum created?
Jacob Carlborg
doob at me.com
Mon Feb 1 09:52:07 UTC 2021
On Monday, 1 February 2021 at 09:40:20 UTC, Per Nordlöw wrote:
> An enum only exists at compile-time, and does not occupy any
> space. Each time it's referenced, a new instance of the value
> is created. Why is that? Seems like a waste of resources to the
> compiler.
It makes perfect sense for numeric values, strings, characters
and similar values. Why waste extra space on a variable if it's
not needed?
If you don't want a new instance, then don't use `enum`. Use
`immutable` instead.
--
/Jacob Carlborg
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