Add support for .get(-Number) Closes #4188

src/core.js

@@ -130,10 +130,10 @@ jQuery.fn = jQuery.prototype = {
 		return num == null ?
 
 			// Return a 'clean' array
-			Array.prototype.slice.call( this ) :
+			this.toArray() :
 
 			// Return just the object
-			this[ num ];
+			( num < 0 ? this.toArray.call(this, num)[0] : this[ num ] );
 	},
 
 	// Take an array of elements and push it onto the stack

test/unit/core.js

@@ -340,6 +340,13 @@ test("get(Number)", function() {
 	equals( jQuery("p").get(0), document.getElementById("firstp"), "Get A Single Element" );
 });
 
+test("get(-Number)",function() {
+	expect(1);
+	equals( jQuery("p").get(-1),
+		document.getElementById("first"),
+		"Get a single element with negative index" )
+})
+
 test("add(String|Element|Array|undefined)", function() {
 	expect(12);
 	isSet( jQuery("#sndp").add("#en").add("#sap").get(), q("sndp", "en", "sap"), "Check elements from document" );