using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?<!\S)Bob[\s._-]1(?![^\s._-])";
string input = @"Hello, I'm Bob 1 --> Should capture Bob 1
Hello, I'm Bob 11 --> Should capture nothing (Bob 1 is not at the end or followed by a separator)
Hey, it's Bob-1 over there --> Should capture Bob-1
Hey, it's Bob - 1 over there --> Should capture nothing (Bob should be followed only by one separator not 3 like here)
Bob.1 --> Should capture Bob.1
Bob_1 rules! --> Should capture Bob_1";
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