Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

JavaScript JavaScript Basics (Retired) Creating Reusable Code with Functions Passing an Argument to a Function

Dan Maliano
Dan Maliano
12,142 Points
Posted by Dan Maliano
Dan Maliano
12,142 Points

functions .js can't pass this - please help.

can someone help me with this code?

script.js 
function returnValue(ab) {

  return ab;

}
var echo = ab;
echo (ba);
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="script.js"></script>
</body>
</html>

2 Answers

Blayne Holland
Blayne Holland
19,321 Points
Blayne Holland
Blayne Holland
19,321 Points

The solution below worked for me. On the last line of your code, the "echo" command does not exist (for PHP it does).

Here were storing the result of returnValue("hello world") into echo

function returnValue(ab) {
 return ab; 
}

var echo = returnValue("hello world");
Dan Maliano
Dan Maliano
12,142 Points
Dan Maliano
Dan Maliano
12,142 Points

You are awesome man Thank you=)

Dan Maliano
Dan Maliano
12,142 Points
Dan Maliano
Dan Maliano
12,142 Points

You are awesome man Thank you=)