Function defaultIfEmpty

defaultIfEmpty<T>(defaultValue): MonoTypeOperatorAsyncFunction<T>
Returns the elements of the specified sequence or the default value in a singleton sequence if the sequence is empty.
Type Parameters
- T
  
  The type of elements in the source sequence.
Parameters
- defaultValue: T
  
  The value to return if the sequence is empty.
Returns MonoTypeOperatorAsyncFunction<T>
An operator which returns the elements of the source sequence or the default value as a singleton.
- Defined in asynciterable/operators/defaultifempty.ts:38

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