Module heap 

Heap-allocating types re-exported from alloc::*. Available with the alloc (or std) feature. On no_std targets the consumer must register a #[global_allocator]; the ove-allocator crate provides a default that wraps libc malloc/free.

Structs

Arc

A thread-safe reference-counting pointer. ‘Arc’ stands for ‘Atomically Reference Counted’.

Box

A pointer type that uniquely owns a heap allocation of type T.

String

A UTF-8–encoded, growable string.

Vec

A contiguous growable array type, written as Vec<T>, short for ‘vector’.