Map Manipulation Library (41)

Basic Access (3)

Short Description	Function
Length	map.len
Extract the keys	map.keys
Extract the values	map.values

Search and Replace (2)

Short Description	Function
Contains key	map.containsKey
Contains value	map.containsValue

Manipulation (7)

Short Description	Function
Insert a key-value pair	map.add
Remove a key	map.remove
Keep only certain keys	map.only
Keep all except certain keys	map.except
Add or replace keys with an overlay map	map.update
Split map into an array of single-key maps	map.split
Join an array of maps into one map	map.join

Extreme Values by Key (8)

Short Description	Function
Argument maximum	map.argmax
Argument minimum	map.argmin
Argument maximum with a less-than function	map.argmaxLT
Argument minimum with a less-than function	map.argminLT
Maximum N arguments	map.argmaxN
Minimum N arguments	map.argminN
Maximum N arguments with a less-than function	map.argmaxNLT
Minimum N arguments with a less-than function	map.argminNLT

Set or Set-like Functions (9)

Short Description	Function
Convert an array to a map-set	map.toset
Convert a map to an array-set	map.fromset
Determine if an object is in the set	map.in
Union	map.union
Intersection	map.intersection
Set difference	map.diff
Symmetric set difference	map.symdiff
Subset check	map.subset
Disjointness check	map.disjoint

Functional Programming (10)

Short Description	Function
Transform map items with a function	map.map
Transform map items, providing access to the key	map.mapWithKey
Filter map items with a function	map.filter
Filter map items, providing access to the key	map.filterWithKey
Filter and map	map.filterMap
Filter and map, providing access to the keys	map.filterMapWithKey
Map and flatten	map.flatMap
Map and flatten, providing access to the keys	map.flatMapWithKey
Zip and map	map.zipmap
Zip and map, providing access to the keys	map.zipmapWithKey

Functional Tests (2)

Short Description	Function
Pairwise check of two maps	map.corresponds
Pairwise check, providing access to the keys	map.correspondsWithKey