using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\A\s*
(?: #########################################################################
# Matches against Australian postal addresses
# [<floor> <number>]
# [<unit type>] [<unit>] <house number> <street name> <street type>
# [<anything trailing>
#########################################################################
(?:(?P<c_level_type>level|lvl|floor|flr)\s*(?P<c_level_number>\w+),?\s*)? # Level (floor, etc)
\s*,?\s* # Optional comma
(?:(?P<c_unit_type>[[:alpha:]][\w-']*)?\s*)? # Type (suite, unit, etc)
(?:(?P<c_unit_number>[\w\.]*(?!\d))\s*[,\/]*\s*)? # Unit
(?P<c_house_number>\pN+[[:alpha:]]?(?:\s*[-\/\pP]\s*\pN+[[:alpha:]]?)*) # House number
\s*,?\s* # Optional comma
(?P<c_street_name>[\w-\s]*?) # Street name
\s+
\b(?P<c_street_type>fire\s*track|right\s*of\s*way|service\s*way|shopping\s*centre|state\s*highway|\w{2,})\b # Street type
(?:\s*\R+(?P<c_trailing>.+))? # Trailing data not captured
)
\s*\Z";
string input = @"level 2, 100 smith avenue";
RegexOptions options = RegexOptions.IgnorePatternWhitespace | RegexOptions.CultureInvariant | RegexOptions.IgnoreCase | RegexOptions.Singleline;
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