using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\d+\/\d+\/\d+\s*?\d+:\d+:\d+\s*?[AP]M";
string input = @"12345 User Name 9/10/2018 11:39:37 AM Valid Entry Place1
12345 User Name 9/10/2018 12:48:43 PM Valid Exit Outside Place1
12345 User Name 9/10/2018 1:00:44 PM Valid Entry Place1
12345 User Name 9/10/2018 2:17:01 PM Valid Exit Outside Place1
12345 User Name 9/10/2018 3:23:36 PM Valid Entry Place1
12345 User Name 9/10/2018 3:25:56 PM Valid Entry Place1
12345 User Name 9/10/2018 6:06:25 PM Valid Exit Outside Place1
12345 User Name 9/10/2018 6:07:55 PM Valid Entry LC
12345 User Name 9/10/2018 6:28:19 PM Valid Exit Outside LC
12345 User Name 9/10/2018 6:30:06 PM Valid Entry Place1";
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