1.js result predicted, explained the errors, and wrote new code

Author: debug2604

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

@@ -1,20 +1,26 @@
 // Predict and explain first...
 
 // Why will an error occur when this program runs?
-// =============> write your prediction here
+// =============> SyntaxError will occurs
 
 // Try playing computer with the example to work out what is going on
 
-function convertToPercentage(decimalNumber) {
-  const decimalNumber = 0.5;
-  const percentage = `${decimalNumber * 100}%`;
-
-  return percentage;
-}
+//function convertToPercentage(decimalNumber) {
+//const decimalNumber = 0.5;
+//const percentage = `${decimalNumber * 100}%`;
 
-console.log(decimalNumber);
+//return percentage;
+//}
 
-// =============> write your explanation here
+//console.log(decimalNumber);
 
+// =============> decimalNumber first declared as parameter, it cannot be reassigned as const.
+// Also, console.log try to run decimalNumber as a variable while decimalNumber be assigned as a parameter.
 // Finally, correct the code to fix the problem
 // =============> write your new code here
+function convertToPercentage(decimalNumber) {
+  const percentage = `${decimalNumber * 100}%`;
+
+  return percentage;
+}
+console.log(convertToPercentage(0.5));