from var to let

Author: loiane

chapter04/04-HotPotato.js

@@ -1,14 +1,14 @@
 function hotPotato (nameList, num){
 
-    var queue = new Queue();
+    let queue = new Queue();
 
-    for (var i=0; i<nameList.length; i++){
+    for (let i=0; i<nameList.length; i++){
         queue.enqueue(nameList[i]);
     }
 
-    var eliminated = '';
+    let eliminated = '';
     while (queue.size() > 1){
-        for (var i=0; i<num; i++){
+        for (let i=0; i<num; i++){
             queue.enqueue(queue.dequeue());
         }
         eliminated = queue.dequeue();
@@ -18,6 +18,6 @@ function hotPotato (nameList, num){
     return queue.dequeue();
 }
 
-var names = ['John','Jack','Camila','Ingrid','Carl'];
-var winner = hotPotato(names, 7);
+let names = ['John','Jack','Camila','Ingrid','Carl'];
+let winner = hotPotato(names, 7);
 console.log('The winner is: ' + winner);