using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(^(?:[01]\d|2[0-3]|[0-59]):[0-5]\d:[0-5]\d)|(^(?:[0-5]\d|2[123]|[0-59]):[0-5]\d)";
string input = @"00:00 Intro
01:03 Pricing and features -
03:14 - Practicality
1:25:00
05:44 Under the bonnet
06:51 - Driving
30:00 Test time length
11:04
11:21 Safety
11:46Test no space
12:20 Verdict
08:45: Test extra colon
12:40 + Test char +
12:45 . Test char .
4:22 - Test timestamp
1:25:00 Test trailing text
01:30:25 - Another chapter
1:30:25 - Another chapter
75:00
30:00
120
2
25
2:30 Chapter";
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