1:  // Implicit global variable created without var, let, or const (non-strict) - DON'T DO THIS!

   2:  implicitGlobal = "Oops! I'm global too!"; // Becomes a property of window

   3:  console.log(window.implicitGlobal); // Output: Oops! I'm global too!

   4:  

   5:  

   6:  function implicitGlobals() {

   7:      implicitVar = "I'm implicit global, but created inside function";  // No var, let, or const declaration

   8:  }

   9:  implicitGlobals();

  10:  console.log(implicitVar) // I'm implicit global, but created inside function

  11:  console.log(window.implicitVar) // I'm implicit global, but created inside function