using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(\w{3} \d{1,2} \d{2}:\d{2}:\d{2}) (\S+) %AAA-I-(CONNECT|DISCONNECT): New http connection for user (\S+), source (\S+) destination (\S+), (.*)$";
string input = @"Feb
Feb 17 10:08:43 2.2.2.2 %AAA-I-DISCONNECT: http connection for user admin, source 1.1.1.1 destination 2.2.2.2 TERMINATED
Feb 17 10:08:47 2.2.2.2 %AAA-I-CONNECT: New http connection for user admin, source 1.1.1.1 destination 2.2.2.2, local user table ACCEPTED.
Dec 1 0:08:43 2.2.2.2 %AAA-I-DISCONNECT: http connection for user admin, source 1.1.1.1 destination 2.2.2.2 TERMINATED
Jan 2 1:08:47 2.2.2.2 %AAA-I-CONNECT: New http connection for user admin, source 1.1.1.1 destination 2.2.2.2, local user table ACCEPTED.
";
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