Function diffInDays

diffInDays(dateA: Date, dateB: Date): number
Returns the number of whole days from dateA to dateB. Result is negative if dateB is before dateA.
Parameters
- dateA: Date
  Start date.
- dateB: Date
  End date.
Returns number
Example
```
diffInDays(new Date("2024-01-01"), new Date("2024-01-08")) // => 7
diffInDays(new Date("2024-01-08"), new Date("2024-01-01")) // => -7
```
- Defined in date/diffInDays/index.ts:14