// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002614/stringbuilder-extracttriviatoken

​

// @nuget: Z.ExtensionMethods

​

using System;

using System.Text;

public class Program

{

    public static void Main()

    {

        int endIndex;

​

        // C# Extension Method: StringBuilder - ExtractTriviaToken              

        Console.WriteLine(new StringBuilder("/*z").ExtractTriviaToken().ToString());

        Console.WriteLine(new StringBuilder("/*/*z").ExtractTriviaToken(2).ToString());

        Console.WriteLine(new StringBuilder("/**//*z*/").ExtractTriviaToken(4, out endIndex).ToString());

        Console.WriteLine(endIndex);

​

        Console.WriteLine(new StringBuilder("//z").ExtractTriviaToken().ToString());

        Console.WriteLine(new StringBuilder("////z").ExtractTriviaToken(2).ToString());

        Console.WriteLine(new StringBuilder("////z" + Environment.NewLine + "z").ExtractTriviaToken(2, out endIndex).ToString());

        Console.WriteLine(endIndex);

​

        Console.WriteLine(new StringBuilder("   z").ExtractTriviaToken(1, out endIndex).ToString());

        Console.WriteLine(endIndex);

    }

}