Function get

get<E>(
    array?: null | E[] | readonly E[],
    index?: number,
    defaultValue?: null | E,
): undefined | null | E
Returns the indexed element of the given array
Type Parameters
- E
Parameters
- Optionalarray: null | E[] | readonly E[]
  The array to inspect
- Optionalindex: number
  The index in the array
- OptionaldefaultValue: null | E
  The default value if the array is empty
Returns undefined | null | E
the indexed element of the given array
Author
David Hsing
Example
```
get(['foo', 'bar'], 0);    // 'foo'
```