Function firstOrDefault

firstOrDefault<T>(
defaultValue: ValueOrFactory<T>,
predicate?: PredicateFunction<T>,
): CollectorFunction<T, T>
Returns the first element in the source that satisfies the predicate or a default value.
Type Parameters
- T
  Type of items in the source.
Parameters
- defaultValue: ValueOrFactory<T>
  Default value or factory to use if no element satisfies the predicate.
- predicate: PredicateFunction<T> = ...
  Predicate function to determine if an element should be returned.
Returns CollectorFunction<T, T>
Collector that returns the first element in the source that satisfies the predicate or a default value.
Example
```
const result = firstOrDefault<number>(0, (x) => x > 1)([1, 2, 3]);
console.log(result); // 2
```
- Defined in collectors/firstOrDefault/firstOrDefault.ts:22