using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?:^crt|\G(?!\A))(?:(?!^$)\D)*\K[.:\d]+";
string input = @"crt - 00:00:00 up 200 days, 23:35, 0 users, load average: 0.04, 0.05, 0.02
Tasks: 300 total, 2 running, 298 sleeping, 0 stopped, 0 zombie
Cpu(s): 12.0%us, 2.5%sy, 0.0%ni, 89.2%id, 0.0%hi, 0.1%si, 0.0%st
Mem: 123456K total, 1234567k used, 989991k free, 11156793k buffers
Swap: 456K total, 30897564k used, 785431k free, 23445897k cached
PID User Pr NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
24 455 36 63 700 800 900 456 87 35 46
2 root 80 0 0 0 0 0 0 0 0 0 0 0 0 0 0 thread
crt - 00:00:04 up 200 days, 23:39, 0 users, load average: 0.04, 0.05, 0.02
Tasks: 300 total, 2 running, 298 sleeping, 0 stopped, 0 zombie
Cpu(s): 12.0%us, 2.5%sy, 0.0%ni, 89.2%id, 0.0%hi, 0.1%si, 0.0%st
Mem: 123456K total, 1234567k used, 989991k free, 11156793k buffers
Swap: 456K total, 30897564k used, 785431k free, 23445897k cached";
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