split function

string s = "there is a cat";
    //
    // Split string on spaces.
    // ... This will separate all the words.
    //
    string[] words = s.Split(' ');
    foreach (string word in words)
    {
        Console.WriteLine(word);
    }

namespace StringSplitTest
{
    using System.Text.RegularExpressions;
    class Program
    {
        static void Main(string[] args)
        {
            var splittedData = SplitData("I!am!a!string", new[] { "!" });
            var splittedDataUsingRegex = SplitDataUsingRegularExpression("I!am!a!string", "!");
        }

        public static string[] SplitData(string dataToSplit, string[] separator)
        {
            return dataToSplit.Split(separator, System.StringSplitOptions.None);
        }

        public static string[] SplitDataUsingRegularExpression(string dataToSplit, string pattern)
        {
            return Regex.Split(dataToSplit, pattern);
        }
    }
}

public string[] SplitData(string s,char separator)
{
 return s.Split(separator);
}