solve exec. sprint-1/3-mandatory-interpret/1-percentage-change.js

Author: PandiSimatupang

Sprint-1/3-mandatory-interpret/1-percentage-change.js

@@ -2,7 +2,7 @@ let carPrice = "10,000";
 let priceAfterOneYear = "8,543";
 
 carPrice = Number(carPrice.replaceAll(",", ""));
-priceAfterOneYear = Number(priceAfterOneYear.replaceAll("," ""));
+priceAfterOneYear = Number(priceAfterOneYear.replaceAll(",", ""));
 
 const priceDifference = carPrice - priceAfterOneYear;
 const percentageChange = (priceDifference / carPrice) * 100;
@@ -12,11 +12,13 @@ console.log(`The percentage change is ${percentageChange}`);
 // Read the code and then answer the questions below
 
 // a) How many function calls are there in this file? Write down all the lines where a function call is made
-
+//------->ans: build-in function call line numbers 4,5 and 10
 // b) Run the code and identify the line where the error is coming from - why is this error occurring? How can you fix this problem?
-
+//------->ans: error at line 5.
+//------->ans: add a missing comma
 // c) Identify all the lines that are variable reassignment statements
-
+//------->ans: line 4 (carPrice) and line 5 (priceAfterOneYear)
 // d) Identify all the lines that are variable declarations
-
+//------->and: line 1 and 2
 // e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
+//------->and: replace character comma with nothing or in other words remove it or delete it