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 ¶

0.098dev (GIT hash 300a7b330963027f239107ead4d34c1cd8cd9ecc)

last changed: 2026-07-20