CODE EXAMPLE FOR JAVASCRIPT

typeof()

// C# program to illustrate the
// concept of typeof operator
using System;
 
class GFG {
 
    // Here store Type as a field
    static Type a = typeof(double);
 
    // Main method
    static void Main()
    {
 
        // Display the type of a
        Console.WriteLine(a);
 
        // Display the value type
        Console.WriteLine(typeof(int));
 
        // Display the class type
        Console.WriteLine(typeof(Array));
 
        // Display the value type
        Console.WriteLine(typeof(char));
 
        // Display the array reference type
        Console.WriteLine(typeof(int[]));
    }
}