using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][1-9]|3[0-1])\s(0[0-9]|1[0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9])";
string input = @"
2018-12-06 17:50:03
2019-09-19 08:44:42
2019-08-12 21:16:56
2019-04-25 15:05:29
2018-01-04 20:01:04
2019-07-24 08:01:00
2019-06-24 21:51:26
2016-12-22 19:19:14
2016-12-30 19:19:14
2016-12-31 19:19:14
2016-12-31 19:59:59
2016-12-31 19:00:00";
RegexOptions options = RegexOptions.Multiline;
foreach (Match m in Regex.Matches(input, pattern, options))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx