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SAKURA-CAT
commented on August 16, 2024
Box: 是 Rust 的一个智能指针类型，表示在堆上分配的内存。使用 Box 可以将一个值存储在堆上，并通过指针访问它。
dyn Error: 是一个特征对象，表示实现了 Error 特征的任意类型。
在 Rust 中，Box 和 dyn 经常一起使用，尤其是在需要动态分发或处理多态性的时候。
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