Refactor includes to use for...of loop

Author: Eugenie-A

Sprint-1/refactor/includes.js

@@ -1,12 +1,14 @@
 // Refactor the implementation of includes to use a for...of loop
 
 function includes(list, target) {
-  for (let index = 0; index < list.length; index++) {
-    const element = list[index];
+  // Iterate directly over each element in the list
+  for (const element of list) {
+    // Return true as soon as we find a match
     if (element === target) {
       return true;
     }
   }
+  // Target was not found in the list
   return false;
 }