answered 1-key-errors 2.js

Author: leerogerfn

Sprint-3/1-key-errors/2.js

@@ -4,17 +4,23 @@
 // this function should square any number but instead we're going to get an error
 
 // =============> write your prediction of the error here
+// The code in local scope could not refer to variable. function square should attach with a variable instead of value.
 
-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
+// the error caused by the wrong input for the variable "square(3)".
 
 // Finally, correct the code to fix the problem
 
 // =============> write your new code here
+function square(num) {
+    return num * num;
+}
 
-
+console.log(square(3))