Подсчитать количество пробелов в заданной строке

 static bool Predicat(char chr)
    {
        if (chr == ' ') return true;
        else return false;
    }
    static void Main()
    {
        string s = "  hello world   !";
        char[] chars = s.ToCharArray();
        char[] findChars = Array.FindAll(chars, Predicat);
        Console.Write(findChars.Length);
        Console.ReadKey();
    }

int counter = 0;
static void Main()
{
      String s = "Hi, these pretzels are making me thirsty; drink  this tea. Run like heck. It's a good day."
      Action<string> action = new Action<string>(WORDS);
      Array.ForEach(s.Split(' '), action);
      Console.Write(counter.ToString());
      Console.ReadKey();
}
 
void WORDS(string value)
{
      counter = counter + 1;
}

   String s = "Hi, these pretzels are making me thirsty; drink  this tea. Run like heck. It's a good day.";
   Console.Write(s.Split(' ').Length.ToString());
   Console.ReadKey();