Adding ENTER_KEY const

architecture-examples/backbone/js/init.js

+
+// Constants
+var ENTER_KEY = 13;
+
 // Setup namespace for the app
 window.app = window.app || {};
\ No newline at end of file

architecture-examples/backbone/js/views/appView.js

@@ -108,7 +108,7 @@ $(function( $ ) {
 		// persisting it to *localStorage*.
 		createOnEnter: function(e) {
 
-			if ( e.keyCode !== 13 ){
+			if ( e.keyCode !== ENTER_KEY ){
 				return;
 			}
 

architecture-examples/backbone/js/views/todoView.js

@@ -65,7 +65,7 @@ $(function() {
 
 		// If you hit `enter`, we're through editing the item.
 		updateOnEnter: function(e) {
-			if ( e.keyCode === 13 ){
+			if ( e.keyCode === ENTER_KEY ){
 				this.close();
 			}
 		},