@@ -2,7 +2,7 @@ let carPrice = "10,000";
22let priceAfterOneYear = "8,543" ;
33
44carPrice = Number ( carPrice . replaceAll ( "," , "" ) ) ;
5- priceAfterOneYear = Number ( priceAfterOneYear . replaceAll ( "," "" ) ) ;
5+ priceAfterOneYear = Number ( priceAfterOneYear . replaceAll ( "," , "" ) ) ;
66
77const priceDifference = carPrice - priceAfterOneYear ;
88const percentageChange = ( priceDifference / carPrice ) * 100 ;
@@ -12,11 +12,17 @@ console.log(`The percentage change is ${percentageChange}`);
1212// Read the code and then answer the questions below
1313
1414// a) How many function calls are there in this file? Write down all the lines where a function call is made
15+ // 5 function calls: Number(),replaceAll(),Number(),replaceAll(),console.log()
1516
1617// 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?
18+ //line 5, there was no "," between arguments
1719
1820// c) Identify all the lines that are variable reassignment statements
21+ //line4,line5
1922
2023// d) Identify all the lines that are variable declarations
24+ //line1,line2,line7,line8
2125
2226// e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
27+ //it replaces "," from the carPrice with an empty string, basically deleting the commas, and then turning the string "10000"
28+ // in to a number 10000
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