Function reverse

reverse(
    text?: null | string,
    startInclusive?: number,
    endExclusive?: number,
): undefined | null | string
Returns the reversed representation of the given string
Parameters
- Optionaltext: null | string
  the source string to inspect
- OptionalstartInclusive: number
  the starting index, inclusive
- OptionalendExclusive: number
  the ending index, exclusive
Returns undefined | null | string
the reversed representation of the given string
Author
David Hsing
Example
```
reverse('foobar');    // 'raboof'
reverse('foobar', 1, 5);    // 'aboo'
```