int[] ary = System.Text.RegularExpressions.Regex.Matches("120*110", "\\d+").Cast<Match>().Select(t =>Convert.ToInt32( t.Value)).ToArray();

------解决方案--------------------

C# code

            string source = "120*110";
            Regex reg = new Regex(@"(\d+)\*(\d+)");
            Match mm = reg.Match(source);
            MessageBox.Show(mm.Groups[1].Value + ":" + mm.Groups[2].Value);