From 4dfc11d74ab02ac5765ae5d08fb750c91f4744b4 Mon Sep 17 00:00:00 2001 From: Hunter Kvalevog Date: Fri, 2 Oct 2026 21:53:51 -0500 Subject: rustlings: move to rust/ --- .../rustlings/solutions/18_iterators/iterators1.rs | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 rust/rustlings/solutions/18_iterators/iterators1.rs (limited to 'rust/rustlings/solutions/18_iterators/iterators1.rs') diff --git a/rust/rustlings/solutions/18_iterators/iterators1.rs b/rust/rustlings/solutions/18_iterators/iterators1.rs new file mode 100644 index 0000000..93a6008 --- /dev/null +++ b/rust/rustlings/solutions/18_iterators/iterators1.rs @@ -0,0 +1,26 @@ +// When performing operations on elements within a collection, iterators are +// essential. This module helps you get familiar with the structure of using an +// iterator and how to go through elements within an iterable collection. + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + #[test] + fn iterators() { + let my_fav_fruits = ["banana", "custard apple", "avocado", "peach", "raspberry"]; + + // Create an iterator over the array. + let mut fav_fruits_iterator = my_fav_fruits.iter(); + + assert_eq!(fav_fruits_iterator.next(), Some(&"banana")); + assert_eq!(fav_fruits_iterator.next(), Some(&"custard apple")); + assert_eq!(fav_fruits_iterator.next(), Some(&"avocado")); + assert_eq!(fav_fruits_iterator.next(), Some(&"peach")); + assert_eq!(fav_fruits_iterator.next(), Some(&"raspberry")); + assert_eq!(fav_fruits_iterator.next(), None); + // ^^^^ reached the end + } +} -- cgit v1.2.3