Beginner
Rust
Q21 / 100
What is Box<T>?
Correct! Well done.
Incorrect.
The correct answer is B) A heap-allocated smart pointer providing unique ownership of a value
B
Correct Answer
A heap-allocated smart pointer providing unique ownership of a value
Explanation
Box<T> puts T on the heap. Use Box when you need a heap allocation, a trait object (Box<dyn Trait>), or a recursive data type.
Progress
21/100