# Hash Table (data structure)
This crate provides a 2d data structure where columns are indexed by hashable keys and rows are indexed using an unsigned integer (`usize`).
## Features
| `hashbrown`       | Uses `hashbrown` instead of std hashmap                                                   | No                  |
| `serde`           | Serde trait implementations                                                               | Yes                 |
| `hashbrown-serde` | Enables `hashbrown`'s `serde` feature and `serde` and `hashbrown` features of this crate  | No                  |