Crates/Itertools

How to Group Elements by Key in Rust (itertools group_by) Group consecutive elements in a Rust iterator by a specific key using the itertools crate's group_by method. How to use itertools crate in Rust iterator utilities The `itertools` crate provides a comprehensive collection of iterator adapters that extend the standard library, enabling complex chaining, grouping, and combinatorial operations without writing custom loops. How to Use the itertools Crate for Advanced Iterator Operations Add itertools 0.12 to Cargo.toml and import the Itertools trait to access advanced iterator methods.