Kotlin Wrappers API Reference
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Kotlin Wrappers API Reference
kotlin-js
/
js.iterable
/
JsIterator
/
reduce
reduce
web
external
fun
reduce
(
operation
:
(
previousValue
:
T
,
currentValue
:
T
,
currentIndex
:
Int
)
->
T
)
:
T
(
source
)
external
fun
<
U
:
JsAny
?
>
reduce
(
operation
:
(
previousValue
:
U
,
currentValue
:
T
,
currentIndex
:
Int
)
->
U
,
initialValue
:
U
)
:
U
(
source
)
MDN Reference