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| // 1) What will be printed in the console? Answer is in line 100 | |
| var arr = []; | |
| for (var i = 1; i <= 5; i++) { | |
| var y = i; | |
| arr.push(function () { | |
| console.log(y); | |
| }) | |
| } | |
| arr.forEach((func) => { | |
| func() | |
| }); | |
| // If you tought it will be: 1 2 3 4 5, then you are wrong. The answer is 5 5 5 5 5. | |
| // 2) How to fix this code? Answer is in line 200 | |
| // Change var y to let y | |
| // 3) Why is this tiny change fix the code? Answer is in line 300 | |
| // let is a block scoped variable while var can be accessed from outside the function. | |
| // Thank you! Hope you enjoyed this little puzzle :) |
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