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JavaScript JavaScript Loops, Arrays and Objects Tracking Data Using Objects Accessing All of the Properties in an Object

Why this Challenge is not working.

Where i am wrong in this code.

script.js
var shanghai = {
  population: 14.35e6,
  longitude: '31.2000 N',
  latitude: '121.5000 E',
  country: 'CHN'
};

for ( prop in shanghai  ){

console.log(prop);


}
index.html
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>JavaScript Objects</title>
</head>
<body>
<script src="script.js"></script>
</body>
</html>

1 Answer

The error message states: It's a good idea to use the var keyword in a for in loop like this: for (var key in shanghai).

If you add var:

for (var prop in shanghai  ){

you'll pass task 1

Thanks Kris. Its Sorted . I was missing the "var" word.