SyntaxError Identifier has already been declared / FIX

Author: Della-Bella

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

@@ -5,16 +5,34 @@
 
 // Try playing computer with the example to work out what is going on
 
-function convertToPercentage(decimalNumber) {
-  const decimalNumber = 0.5;
-  const percentage = `${decimalNumber * 100}%`;
+// function convertToPercentage(decimalNumber) { 
+//   const decimalNumber = 0.5;
+//   const percentage = `${decimalNumber * 100}%`;
 
-  return percentage;
-}
+// return percentage;
+// }
 
-console.log(decimalNumber);
+// console.log(decimalNumber);
 
 // =============> write your explanation here
 
+// declaration variable name has been declared the same in the function declaration
+//(decimalNumber) and inside the function in a new variable line 9 = const decimalNumber
+
+//SyntaxError: Identifier 'decimalNumber' has already been declared
+
+
+
 // Finally, correct the code to fix the problem
 // =============> write your new code here
+//using the function with any code:
+
+function convertToPercentage(decimalNumber) {
+ 
+  const percentage = `${decimalNumber * 100}%`;
+
+  return percentage;
+}
+
+console.log(convertToPercentage( 0.5));
+console.log(convertToPercentage(2));