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dev.funkymuse.collections
/
toLongSparseArrayGrouped
to
Long
Sparse
Array
Grouped
inline
fun
<
T
>
Iterable
<
T
>
.
toLongSparseArrayGrouped
(
getKey
:
(
T
)
->
Long
?
)
:
LongSparseArray
<
MutableList
<
T
>
>