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Function: firstAsync()

firstAsync<Value>(asyncIterable): AsyncOptional<Value>

Returns an async iterable containing the first value of asyncIterable, or an empty async iterable if asyncIterable is empty.

Type Parameters​

• Value

Parameters​

asyncIterable​

AsyncIterable<Value, any, any>

Returns​

AsyncOptional<Value>

Example​

console.log(
  await pipe(
    asAsync([`sloth`, `more sloth`, `even more sloth`]),
    firstAsync,
    reduceAsync(toArray()),
  ),
)
//=> [ 'sloth' ]

Since​

v0.0.1

Defined in​

splices.d.ts:402