IS Methods x

node.isEqualNode(node)

var item1 = document.getElementById("myList1").firstChild;
var item2 = document.getElementById("myList2").firstChild;
var x = item1.isEqualNode(item2);

var out = document.getElementById("result");
			var divele = document.getElementsByTagName("div");
			out.innerHTML += "element 1 equals element 1: " +
				divele[0].isEqualNode(divele[0]) + "<br/>";
			out.innerHTML += "element 1 equals element 2: " +
				divele[0].isEqualNode(divele[1]) + "<br/>";
			out.innerHTML += "element 1 equals element 3: " +
				divele[0].isEqualNode(divele[2]) + "<br/>";

node.isSameNode(node)

var item1 = document.getElementById("myList");
var item2 = document.getElementsByTagName("UL")[0];

if (item1 === item2) {
  alert("THEY ARE THE SAME!!");
} else {
  alert("They are not the same.");
}

var item1 = document.getElementById("myList1");      /* An <ul> element with id="myList" */
var item2 = document.getElementsByTagName("UL")[0];  /* The first <ul> element in the document */
var x = item1.isSameNode(item2);

HTMLElementObject.isContentEditable

var x =
				document.getElementById("P").isContentEditable;
			var y =
				document.getElementById("P1").isContentEditable;
			document.getElementById("d").innerHTML =
				"Span 1 is editable: " + x;
			document.getElementById("d1").innerHTML =
				"Span 2 is editable: " + y;