Finding if a string contains a date and time

Question

I am working on a project where I am reading in a file which could come in two different formats, one includes a date and time and the other doesn\'t.

When I read i

Answer 1

If the format of the date has been defined, you can use Regex to solve it.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace RegTest
{
    class Program
    {
        static void Main(string[] args)
        {
            string testDate = "3214312402-17-2013143214214";
            Regex rgx = new Regex(@"\d{2}-\d{2}-\d{4}");
            Match mat = rgx.Match(testDate);
            Console.WriteLine(mat.ToString());
            Console.ReadLine();
        }
    }
}