Get decimal string in (0.0, 1.0, 2.0) using Regex.

regex.cs

using System;
using System.Text.RegularExpressions;

namespace regex {
  class Program {
    static void Main (string[] args) {
      FindDecimalNumber();
      FindCapturedDeciaml();
    }

    static void FindDecimalNumber () {
      string text = "(0.0, 1.0, 2.0)";
      string pattern = @"\d+\.?\d*";
      Regex re = new Regex(pattern);
      MatchCollection mc = re.Matches(text);
      foreach (var m in mc) {
        Console.WriteLine(m.ToString());
      }
      Console.WriteLine(mc.Count);
    }
   
    static void FindCapturedDeciaml () {
      string text = "(0.0, 1.0, 2.0)";
      string pattern = @"\((?<x>\d+\.?\d*), (?<y>\d+\.?\d*), (?<z>\d+\.?\d*)\)";
      Regex re = new Regex(pattern);
      Match m = re.Match(text);
      Console.WriteLine(m.Groups["x"].ToString()); // 0.0
      Console.WriteLine(m.Groups["y"].ToString()); // 1.0
      Console.WriteLine(m.Groups["z"].ToString()); // 2.0
    }
  }
}