Function first

first<T>(source, options?): Promise<T | undefined>
Returns the first element of an async-iterable sequence that matches the predicate if provided, or undefined if no such element exists.
Type Parameters
- T
  
  The type of the elements in the source sequence.
Parameters
- source: AsyncIterable<T>
  
  Source async-enumerable sequence.
- Optional options: OptionalFindOptions<T>
Returns Promise<T | undefined>
A Promise containing the first element in the async-iterable sequence, or a default value if no such element exists.
- Defined in asynciterable/first.ts:13

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