using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?<![a-zA-Z0-9])mini(?![a-zA-Z0-9])";
string input = @"mini
mini abc
mini-abc (- could be anything else but not [a-zA-Z0-9])
abc mini
abc-mini (- could be anything else but [a-zA-Z0-9])
abc mini abc
abcminiabc-mini (- could be anything else but not [a-zA-Z0-9])
mini-abcminiabc (- could be anything else but not [a-zA-Z0-9])
miniabc-mini (- could be anything else but not [a-zA-Z0-9])
mini-miniabc (- could be anything else but not [a-zA-Z0-9])
abcmin-mini (- could be anything else but not [a-zA-Z0-9])
mini-abcmini (- could be anything else but not [a-zA-Z0-9])
miniabc
abcmini
abcminiabc";
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