using System;

using System.Text.RegularExpressions;                   

public class Program

{

    public static bool IsValidECMAScript(string scriptContent)

    {

        // Define a regex pattern to match valid ECMAScript content

        Regex regex = new Regex(@"^[^`]*(?:`[^`]*`[^`]*)*$");

​

        // Check if the input string matches the regex pattern

        return regex.IsMatch(scriptContent);

    }

    public static void Main()

    {

        string script = "var x = 10; console.log(`The value of x is ${x}`);";

        bool isValid = IsValidECMAScript(script);

        Console.WriteLine(isValid); 

    }

}