using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\[((\w+)\b([^]]*))\]((?>(?!\[\2\b).|(?R))*)\[\/\2]";
string substitution = @"<blockquote$3>$4</blockquote>";
string input = @"[quote quote=21555]Got some headphones, tried them, and i have sound with them.[/quote]
[quote quote=21574]Yes speaker not working still, last night reballed audio ic, still the same, i checked the resistors you told me all ok, But U3710 speaker amp shorted! speaker was getting hot!! :) removed U3710 and U3700, but cannot reball one, as one pad is gone. are these the same as iphone 4? i know they are different numbers, but would they work?[/quote]
";
RegexOptions options = RegexOptions.Singleline;
Regex regex = new Regex(pattern, options);
string result = regex.Replace(input, substitution);
}
}
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