using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?s)^.*?c{11}|(\d+\.\d+\.\d+\.\d+)";
string input = @"ddddddhhhhhhf jjjjjj 111.222.33.444 dddddd ddddddddddd
ccccccccccc
xxxxxxxxxx xxxxxxxxxj kkkkkk kkkkkk xxxxx111.222.888.444yyyy
xxxxxxxxxx xxxxxxxxxj kkkkkk kkkkkk xxxxx111.555.888.444yyyy
dddddd jjjjjjj 333.222.33.444 111.222.33.444 jjjjjjjjjjjj";
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