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trait
Box<dyn Trait> doesn‘t implement the trait
Box<dyn Trait> doesn’t implement the trait From: https:bennetthardwickdont-use-boxed-trait-objects-for-struct-
dyn
Box
trait
implement
admin
4小时前
8
0
move occurs because `arr[_]` has type `T`, which does not implement the `Copy` trait
rust中报这个错误,主要是类型T没有实现Copy特性: move occurs because arr[_] has type T, which does not implement the
arr
occurs
move
type
trait
admin
5小时前
8
0