Method join

src/api/data-array.ts:64–64

* Return a string obtained by converting each element in the array to a string, and joining it with the * given separator (which defaults to ', ').

(sep?: string)

     * given separator (which defaults to ', ').
     */
    join(sep?: string): string;

    /**
     * Return a sorted array sorted by the given key; an optional comparator can be provided, which will