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1 | 1 | // Predict and explain first... |
2 | 2 |
|
3 | | -// Predict the output of the following code: |
| 3 | +// Predict the output of the following code: |
4 | 4 | // =============> Write your prediction here |
| 5 | +// num is made to be 103, so every .log will have the answer being 3. |
| 6 | +// function getLasDigit() has no parameter set, so the number set |
5 | 7 |
|
6 | | -const num = 103; |
| 8 | +// const num = 103; |
7 | 9 |
|
8 | | -function getLastDigit() { |
9 | | - return num.toString().slice(-1); |
10 | | -} |
| 10 | +// function getLastDigit() { |
| 11 | +// return num.toString().slice(-1); |
| 12 | +// } |
11 | 13 |
|
12 | | -console.log(`The last digit of 42 is ${getLastDigit(42)}`); |
13 | | -console.log(`The last digit of 105 is ${getLastDigit(105)}`); |
14 | | -console.log(`The last digit of 806 is ${getLastDigit(806)}`); |
| 14 | +// console.log(`The last digit of 42 is ${getLastDigit(42)}`); |
| 15 | +// console.log(`The last digit of 105 is ${getLastDigit(105)}`); |
| 16 | +// console.log(`The last digit of 806 is ${getLastDigit(806)}`); |
15 | 17 |
|
16 | 18 | // Now run the code and compare the output to your prediction |
17 | 19 | // =============> write the output here |
| 20 | +// The last digit of 42 is 3 |
| 21 | +// The last digit of 105 is 3 |
| 22 | +// The last digit of 806 is 3 |
| 23 | + |
18 | 24 | // Explain why the output is the way it is |
19 | 25 | // =============> write your explanation here |
| 26 | +// const num = 103 is making it that num is always 103, also function getLastDigit() has no parameter set. |
| 27 | +// This makes it that the value from teh console.log() wont be used. |
| 28 | + |
20 | 29 | // Finally, correct the code to fix the problem |
21 | 30 | // =============> write your new code here |
22 | 31 |
|
| 32 | +function getLastDigit(num) { |
| 33 | + return num.toString().slice(-1); |
| 34 | +} |
| 35 | + |
| 36 | +console.log(`The last digit of 42 is ${getLastDigit(42)}`); |
| 37 | +console.log(`The last digit of 105 is ${getLastDigit(105)}`); |
| 38 | +console.log(`The last digit of 806 is ${getLastDigit(806)}`); |
| 39 | + |
23 | 40 | // This program should tell the user the last digit of each number. |
24 | 41 | // Explain why getLastDigit is not working properly - correct the problem |
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