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CSharp · Console

/Program.cs

using System;
using System.Linq;
using System.Text.RegularExpressions;
					
public class Program
{
	public static void Main()
	{
		string data = "Method,\"value1,value2\",Method2";
		string[] pieces = Regex.Split(data, ",|(\"[^\"]*\")").Where(exp => !String.IsNullOrEmpty(exp)).ToArray();
		
		foreach (string piece in pieces)
		{
			Console.WriteLine(piece);
		}
	}
}