using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(15:58:45[\s\S]*?15:58:46)";
string input = @"2017-02-20 15:58:45.442 - [XYZ] 155 RADIO_TRAIN_TO_TRACK_INITIATION_COM_SESSION
.VAR1
.VAR2
.VAR3
.VAR4
2017-02-20 15:58:46.432 - [XYZ] 32 RADIO_TRACK_TO_TRAIN_CONFIGURATION_DETERMINATION
.VAR1
.VAR2
.VAR3
.VAR4
.VAR5
.VAR6
2017-02-20 15:58:48.541 - [XYZ] 155 RADIO_TRAIN_TO_TRACK_INITIATION_COM_SESSION
";
foreach (Match m in Regex.Matches(input, pattern))
{
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