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Rust · Concept

Smart pointers

Rust smart pointers act like pointers but add ownership, metadata, or behavior. Unlike references, they often own the data they point to and can manage cleanup.

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Syntax

trait Deref;
trait Drop;

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • Box
  • Rc
  • Deref
  • Drop

Source: Smart Pointers - The Rust Programming Language. Checked 2026-11-03.