using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(?:(\1?+#)\d+)++$";
string input = @"#12##235
#123
#12##235
#1234##12###368
#1234##12###368####22235#####723356
#123#123#123#123
#
####
##123
#123###456
#123##456##789
##1##2
#1##2##2
#1#2
test ing test #1
1#1
1##1
##1##1
#1##1###1##2#1";
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