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@reactivex/ix-esnext-esm
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The Interactive Extensions for JavaScript
github.com/ReactiveX/IxJS
ReactiveX/IxJS
@reactivex/ix-esnext-esm
/
iterable
/
single.d.ts
3 lines
(2 loc)
•
257 B
TypeScript
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export
declare
function
single<T, S
extends
T>(
source
:
Iterable
<T>,
predicate
:
(
value
: T,
index
:
number
) =>
value is S): S |
undefined
;
export
declare
function
single<T>(
source
:
Iterable
<T>,
predicate
?:
(
value
: T,
index
:
number
) =>
boolean
): T |
undefined
;