MatchDateUsingRegex

namespace MatchDateUsingRegex
{
    using System;
    using System.Text.RegularExpressions;

    public class MatchDateUsingRegex
    {
        public static void Main()
        {
            string text = "Today is 2016-06-09";
            string pattern = @"\d{4}-\d{2}-\d{2}";
            Regex regex = new Regex(pattern);
            bool containsValidDate = regex.IsMatch(text);

            Console.WriteLine(containsValidDate); //true
        }
    }
}