using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?<=\\\\r\\\\n)(?:(?!\\\\r\\\\n)[\w\W])*?(?=\\\\r\\\\n=)";
string input = @"# Heading Level 1\\r\\n## Heading Level 2\\r\\n### Heading
Level 3\\r\\n#### Heading Level
4\\r\\n##### Heading Level 5\\r\\n###### Heading Level 6\\r\\nHeading Level 13
Alternate\\r\\n======================\\r\\n";
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