Function nullFirst

nullFirst<T>(comparator: Comparator<T>): Comparator<null | T>
Example
Sort an array with null values first
```
const array = ["b", null, "a"];
array.sort(nullFirst(stringComparator));
console.log(array); // [null, "a", "b"]
```
Returns
a Comparator
Type Parameters
- T
  
  the Comparator value type
Parameters
- comparator: Comparator<T>
Returns Comparator<null | T>
- Defined in packages/comparator/src/predicateComparator.ts:20

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