Function splitToRows

src/app/components/code/code.component.ts:137–144

(arr: T[])

    }

    splitToRows<T>(arr: T[]): T[][] {
        arr = [...arr];
        const res: T[][] = [];
        while (arr.length > 0) {
            res.push(arr.splice(-3));
        }
        return res;
    }

    reversed<T>(arr: T[]): T[] {
        arr.reverse();