Beginner
Rust
Q31 / 100
What is an iterator in Rust?
Correct! Well done.
Incorrect.
The correct answer is B) A trait (Iterator) with a next() method, enabling lazy consumption of sequences with adaptors like map, filter, and collect
B
Correct Answer
A trait (Iterator) with a next() method, enabling lazy consumption of sequences with adaptors like map, filter, and collect
Explanation
v.iter().filter(|x| *x > 2).map(|x| x * 2).collect::<Vec<_>>() chains lazy iterator adaptors, executing only on collect().
Progress
31/100