Kotlin Wrappers API Reference
Toggle table of contents
web
Target filter
web
Switch theme
Search in API
Skip to content
Kotlin Wrappers API Reference
kotlin-web
/
web.observable
/
Observable
/
reduceAsync
reduce
Async
fun
<
U
:
ERROR CLASS: Symbol not found for JsAny?
?
>
reduceAsync
(
operation
:
(
previousValue
:
U
,
currentValue
:
T
,
currentIndex
:
Int
)
->
U
,
initialValue
:
U
,
options
:
SubscribeOptions
?
=
definedExternally
)
:
Promise
<
U
>
(
source
)