Fuzion • Library Modules • base • Sequence • group_by

Sequence.group_by

(K

type

:

property.orderable, f Unary K T)

=>

container.Map K (Sequence T)¶

group the elements of this sequence by a key of type K
using a mutable_tree_map

f determines the key of an element

Type Parameters

K

:

property.orderable ¶

0.099dev (GIT hash a1331a3dc7ff37424401d3c7d0dba5be1302516f)

last changed: 2026-07-23