using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?<result>(?<data>^[\d|,]+)(?: in )(?<cat>.+?)(?<extra>\s+(?:\(.+?\)?)?))$";
string substitution = @"$3 = $2";
string input = @"286,879 in Home & Kitchen (See Top 100 in Home & Kitchen)
339 in Cardboard Cutouts
2,945 in Jigsaws (Toys & Games)";
RegexOptions options = RegexOptions.Multiline;
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