using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\b(?:[0-9],[1-9][0-9]+|0,[1-9]|1,[2-9]|2,[3-9]|3,[4-9]|4,[5-9]|5,[6-9]|6,[7-9]|7,[8-9]|8,9)\b";
string input = @"7,10
5,3
0,1
8,9
0,20
10,20
21,12
1,12";
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