multimap

A multimap.

MIT licensed and maintained by Julian Fleischer

This version can be pinned in stack with:multimap-1.2.1@sha256:9d70d1c278f53c39c142c04643df3a4c58b683c359beca5addf5d7545aaf7931,1231

Depends on 2 packages(full list with versions):

Used by 5 packages in nightly-2025-12-25(full list with versions):

This is a simple implementation of a multimap, based on Data.Map.

v1.1: ! had its arguments flipped. Fixed. Also added fromMap.
v1.2: Added Data.SetMap, renamed Multimap to Data.MultiMap. Fixed the type of delete. Derive instances for Data and Typeable.
v1.2.1: Fixed typos in the documentation.