using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @".+(?=\\)";
string input = @"C:\Users\KlausP\Pictures\Screenpresso\201.8-01-24_13h40_38.png
\\Users\KlausP\Pictures\Sc.test.reenpresso\201.8-01-24_13h40_38.png
\\Users\KlausP\P.net\ictures\Sc.test.reen\presso\201.8-01-24_13h40_38.png
.\hallo
.\.txt";
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