using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"class-(\d{2}) #Matches class, makes sure that class only is 2 digits - captures class digits
\/([^\/]{3}) #captures first 3 characters that aren't a slash.
\/([^\/]{3}) #Capture 3 characters again.
\/([^\/]{2}) #captures two characters
\/([^\/]{3}) #Captures 3 characters
\/things_to_remember\/ #Matches last piece of string.";
string input = @"class-11/xxx/xxx/xx/xxx/things_to_remember/
class-12/xxx/xxx/xx/xxx/things_to_remember/
xxx/class-11/xxx/
class-11/xxx/things_to_remember/xxx
class-11/xxx/";
RegexOptions options = RegexOptions.IgnorePatternWhitespace;
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