@[email protected] to [email protected] • 5 months agoAnnouncing Rust 1.79.0blog.rust-lang.orgexternal-linkmessage-square3fedilinkarrow-up177arrow-down11cross-posted to: [email protected][email protected]
arrow-up176arrow-down1external-linkAnnouncing Rust 1.79.0blog.rust-lang.org@[email protected] to [email protected] • 5 months agomessage-square3fedilinkcross-posted to: [email protected][email protected]
minus-square@calcopirituslink2•5 months agoI don’t understand what the advantages of const expressions are. Isn’t const { None } the same as just None?
minus-square@[email protected]linkfedilink7•5 months agoconst expressions are evaluated at compile time and can be used in locations where you would have to otherwise specify a literal (or something that amounts to a named literal like a const value).
I don’t understand what the advantages of const expressions are.
Isn’t
const { None }
the same as justNone
?const expressions are evaluated at compile time and can be used in locations where you would have to otherwise specify a literal (or something that amounts to a named literal like a const value).