Function concat

concat<T>(array1, array2): T[]
A simple generic function that concatenates two arrays.

Use @typeParam <param name> to document generic type parameters, e.g.
```
@typeParam T the element type of the arrays
```
Type Parameters
- T
  the element type of the arrays
Parameters
- array1: T[]
- array2: T[]
Returns T[]
- Defined in example/src/functions.ts:39