using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\b\d[\d\- ]*[A-Z]?\b";
string input = @"Via Treviso Mare 2 => need to detect 2
8C via Sergio Leone => need to detect 8C
Strada Provinciale 22 C => need to detect 22 C
19-20 Frazione Santa Maria => need to detect 19-20
9 - 11 via Giare => need to detect 9 - 11
Via Cesare Taiti 18-B => need to detect 18-B";
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