using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(['""])(?<!\\).*?\1(*SKIP)(*FAIL)
|
(?|
(?P<comment>(?s)/\*.*?\*/(?-s))
|
(?P<comment>//.+)
)";
string input = @"<?
/* This is a comment */
cout << ""Hello World""; // prints Hello World
/*
* C++ comments can also
*/
cout << ""Hello World"";
/* Comment out printing of Hello World:
cout << ""Hello World""; // prints Hello World
*/
echo ""//This line was not a Comment, but ... "";
echo ""http://stackoverflow.com"";
echo 'http://stackoverflow.com/you can not match this line';
array = ['//', 'no, you can not match this line!!']";
RegexOptions options = 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