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Joy Faber
3,843 PointsThere was an error with your code: ReferenceError: Strict mode forbids implicit creation of global property 'j'
ik keep getting this error and dont know what it means. while my code is 100% correct.
for ( j = 2 ; j <= 24; j +=2)
{
console.log(j);
}
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JavaScript Loops</title>
</head>
<body>
<script src="script.js"></script>
</body>
</html>
1 Answer

Zimri Leijen
11,732 Pointsfor (let j = 2 ; j <= 24; j +=2)
{
console.log(j);
}
since you're not explicitly declaring j (using let or var) it's throwing errors.

Joy Faber
3,843 Pointsah... got it thanks
Usman Badar
9,304 PointsUsman Badar
9,304 PointsPlease declare data type of j in the start of the for loop such as var.