using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @",\s*";
string input = @"1,5,7,9,8,3,6,2,4,
2,6,8,7,5,4,9,3,1,
9,4,3,6,1,2,7,5,8,
8,9,2,1,7,6,5,4,3,
3,1,6,5,4,8,2,7,9,
5,7,4,3,2,9,1,8,6,
7,3,5,4,6,1,8,9,2,
6,8,9,2,3,5,4,1,7,
4,2,1,8,9,7,3,6,5,";
RegexOptions options = RegexOptions.Multiline;
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