using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"#Command handler
#===============
#Start of the line
^ #Match the command name
(?<cmd>[\w\d\-\_\?]+)
#Catch as many parameters as possible
(?<params>
(
\ +
(?<pre>[^\-\\\/\w\d\s\n\r]?)
[^\""]*\k<pre>
)*
)?
#Catch as many switches as possible and save them into group
(?<switches>
(
\ +
#Switch starts with -- or - or /
(?:\-\-|\-|\/)
#Gotcha!
[\w\d\_]+
)*
)?
#At the end of the line can be some spaces
\ *$ #End of the line";
string input = @"help
echo ""lol""
shutdown -s /f";
RegexOptions options = RegexOptions.Multiline | RegexOptions.IgnorePatternWhitespace;
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