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Update- convert price strings to numbers before calculating
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Lines changed: 14 additions & 13 deletions

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‎Sprint-2/3-mandatory-interpret/1-percentage-change.js‎

Lines changed: 14 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -12,21 +12,22 @@ console.log(`The percentage change is ${percentageChange}`);
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// Read the code and then answer the questions below
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// a) How many function calls are there in this file? Write down all the lines where a function call is made
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4 function calls
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-Number(carPrice.replaceAll(",", ""))
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-replaceAll(",", "")
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-Number(priceAfterOneYear.replaceAll("," ""))
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-replaceAll("," "")
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// 5 function calls
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// -Number(carPrice.replaceAll(",", ""))
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// -replaceAll(",", "")
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// -Number(priceAfterOneYear.replaceAll("," ""))
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// -replaceAll("," "")
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// -console.log(`The percentage change is ${percentageChange}`)
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// 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?
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-Line 5
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-missing ) after argument list
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-why: replaceAll() needs two arguments separated by a comma.
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-fix: by adding comma replaceAll(",", "")
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// -Line 5
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// -missing ) after argument list
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// -why: replaceAll() needs two arguments separated by a comma.
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// -fix: by adding comma replaceAll(",", "")
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// c) Identify all the lines that are variable reassignment statements
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line 4 and 5
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// line 4 and 5
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// d) Identify all the lines that are variable declarations
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line 1,2,7 and 8
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// line 1,2,7 and 8
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// e) Describe what the expression Number(carPrice.replaceAll(",","")) is doing - what is the purpose of this expression?
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-First removing the comma "10,000"
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-Second convert string into number 10000
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// -First removing the comma "10,000"
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// -Second convert string into number 10000

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