using System;

public class Program

{

    public static void Main()

    {

        string test = "test var";

        Console.WriteLine("{test}");

        // verbatim. curly braces are literals. https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/tokens/verbatim

        Console.WriteLine(@"{test}");

        Console.WriteLine(@"{{test}}");

        Console.WriteLine($"var value: {test}");

        Console.WriteLine("\nCombination of interpolation ($) and verbatim (@):");

        // double braces in interpolation escape the brace sequence, outputting the literal values for `{` and `}`

        Console.WriteLine($@"both: {{test}}");

        Console.WriteLine(@$"both, reversed: {{test}}");

        // breaks; expects a variable `test`, whose value will be output here.

        // Console.WriteLine($@"{test}");

        // new, C# 11: raw string literals.

        //  https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/tokens/raw-string

        string test2 = """

            this is an unformatted string

        use multiple lines.

            Use "regular quotes" without doubling them to escape!

        """;

        Console.WriteLine(test2);

        // these can be single-line, too.

        test2 = """Still a raw string literal\n! no escaping "needed!"\nyay""";

        Console.WriteLine(test2);

    }

}