Aren't both ~vector and @vector dynamic memory? why can we append to a ~vector but not to a @vector?
-- Arkaitz On Mon, Dec 10, 2012 at 10:38 PM, Patrick Walton <[email protected]>wrote: > On 12/10/12 2:34 PM, Peter Ronnquist wrote: > >> Hi, >> >> I am having problems with adding an element to a '@' vector in rust 0.4. >> >> The following works fine with a "~" vector but not with a '@' vector: >> >> let mut objects_1 : &mut ~[Object] = &mut ~[]; >> let mut objects_2 : &mut @[Object] = &mut @[]; >> >> objects_1.push(Bat_(bat)); >> objects_2.push(Bat_(bat)); // Line 124 >> > > Appending to an `@` vector would require copying the entire vector, just > as with arrays in Java. (We should still probably support `push` on it with > this performance caveat, but that's the reason why we don't right now.) > > If you want to append to a vector, you probably want the `DVec` type, or a > ~vector. > > Patrick > > ______________________________**_________________ > Rust-dev mailing list > [email protected] > https://mail.mozilla.org/**listinfo/rust-dev<https://mail.mozilla.org/listinfo/rust-dev> >
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