using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?<!^|\n|[.!?] )[A-Z\d][A-Za-z\d]*(?: (?:of )?[A-Z\d][A-Za-z\d]*)*";
string input = @"My name is Sam Helsen or Sam H Helsen son of M Helsen working at 3M technologies as the President of Sales.
The first word in a sentence won't match. A capitalized word followed by ""of"" and another capitalized word will be matched: Foo of Bar. Not if the 2nd word is lowercase though: Foo of bar.
Words starting with digits will be matched even if not capitalized: 123foo.";
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