Add console log for last4Digits

Author: moses77-boop

Sprint-2/2-mandatory-errors/3.js

@@ -11,4 +11,6 @@ const last4Digits = cardNumber.slice(-4);
 
 //Solution 
 //Prediction - The code would not run because 'cardNumber' is declared as numbers instead of a string.
-//             The '.slice()' method belongs to strings and arrays, it could only work by treating it's subject as a sequence of characters.
+//             The '.slice()' method belongs to strings and arrays, it could only work by treating it's subject as a sequence of characters.
+
+console.log(last4Digits);