Glossary: Rust Beyond the Basics
HashMap
A collection that stores key-value pairs and looks up a value quickly by its key. In the order service, a `HashMap` keyed by order id finds each stored order.
Glossary: Rust Beyond the Basics
A collection that stores key-value pairs and looks up a value quickly by its key. In the order service, a `HashMap` keyed by order id finds each stored order.