Smart Pointers

In Rust, smart pointers are variables that contain an address in memory and reference some other data, but they also have additional metadata and capabilities. Smart pointers in Rust often own the data they point to, while references only borrow data.

Further Information

Smart Pointers
Using Box to Point to Data on the Heap
Rc<T>, the Reference Counted Smart Pointer
Shared-State Concurrency
Cow Documentation