Trait objects are another mechanism Rust has for storing a data value that might be one of several possible types into a single variable, but before we can talk about trait objects, we need to talk about traits.
- Title Page
- Copyright and Credits
- About Packt
- Contributors
- Preface
- Getting Ready
- Basics of the Rust Language
- The Big Ideas – Ownership and Borrowing
- Making Decisions by Pattern Matching
- One Data Type Representing Multiple Kinds of Data
- Heap Memory and Smart Pointers
- Generic Types
- Types with generic type parameters
- Limiting what types can be used for type parameters
- Implementing functionality for types with generic type parameters
- Using generic types as function return values
- Compiler errors involving generic type parameters
- Generic types on functions outside of implementation blocks
- Alternative ways to write trait bounds
- Generic types versus trait objects
- Higher-order functions and trait bounds that represent functions
- Complete implementation of a binary tree with generic type parameters
- Summary
- Important Standard Traits
- Other Books You May Enjoy
Traits and trait objects
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