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Fuzion • Library Modules • base • Sequence • group_by_mutable_map

group_by_mutable_map

Sequence.group_by_mutable_map

group_by_mutable_map
(
K 
type
:
property.equatable,
MM 
type
: container.Mutable_Map K (Sequence T),
M 
type
: container.Map K (Sequence T),
f Unary K T
)
 => 
M
[src]
group the elements of this sequence by a key of type K
using a custom Mutable_Map

f determines the key of an element

Type Parameters

K
:
property.equatable
[src]
MM
:
container.Mutable_Map K (Sequence T)
[src]
M
:
container.Map K (Sequence T)
[src]

Arguments

f
 Unary K T
[src]
0.099dev (GIT hash bf4ead724d7f3fdab43a87b63c17477c916c8995)
last changed: 2026-11-04