Convert Int[] Array to string in C#

IntArrayToString.cs

    /// <summary>
    /// Returns comma separated string containing each int from an Array.
    /// </summary>
    /// <param name="ints"></param>
    /// <returns></returns>
    public string IntArrayToString(int[] ints)
    {
        return string.Join(",", ints.Select(x => x.ToString()).ToArray());
    }