x
<html><body><h2>JavaScript Sets</h2><p>The instanceof operator returns true:</p><p id="demo"></p><script>// Create a new Setconst letters = new Set(["a","b","c"]);// Display typeofdocument.getElementById("demo").innerHTML = letters instanceof Set;</script></body><!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_set_instanceof by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:06:53 GMT --></html>