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JavaScript JavaScript Basics (Retired) Working With Numbers Numbers and Strings

Posted by eliamani seushi
eliamani seushi
5,782 Points

i need help on https://teamtreehouse.com/library/javascript-basics/working-with-numbers/numbers-and-strings-2

var width = '190 px'; var numOfDivs=10; var totalWidth=width.parseInt()*numOfDivs;

app.js 
var width = '190px';
var numOfDivs = 10;
var totalWidth = width.parseInt() * numOfDivs;
index.html 
<!DOCTYPE HTML>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <title>JavaScript Basics</title>
</head>
<body>
<script src="app.js"></script>
</body>
</html>

3 Answers

Travis Howk
Travis Howk
7,169 Points
Travis Howk
Travis Howk
7,169 Points

What do you need help with? You didn't ask a question.

Ken Stone
Ken Stone
29,703 Points
Ken Stone
Ken Stone
29,703 Points

Instead of 

var totalWidth = width.parseInt() * numOfDivs;

try

var totalWidth = parseInt(width) * numOfDivs;
Wilton Lin
PLUS
Wilton Lin
Courses Plus Student 1,582 Points
Wilton Lin
Wilton Lin
Courses Plus Student 1,582 Points

ParseInt() method is used to convert the width from string to integer.