Solved task 1-key-errors/2.js

Author: Konvaly

Sprint-2/1-key-errors/2.js

@@ -1,20 +1,25 @@
-
 // Predict and explain first BEFORE you run any code...
 
 // this function should square any number but instead we're going to get an error
 
 // =============> write your prediction of the error here
+//I think that's an error because there is no declared variable "num".
 
-function square(3) {
-    return num * num;
-}
+// function square(3) {
+//     return num * num;
+// }
 
 // =============> write the error message here
+// SyntaxError: Unexpected number
 
 // =============> explain this error message here
+// As I can see now after running the code, I missed the very first error - we can't use a number as a parameter name, and  JavaScript even didn't go after the very first mistake to check others errors (and my predicted error about undeclared "num")
 
 // Finally, correct the code to fix the problem
 
 // =============> write your new code here
+function square(num) {
+  return num * num;
+}
 
-
+console.log(square(12)); // 144