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

Posted by Rin K
Rin K
766 Points

My JS doesn't work, please help me. about function & return.

I'm trying challenge of JS. but my script does't work well. Please tell me WHERE is wrong.

function returnValue(name){ var echo = "hi" + name; return echo; }

returnValue("Tom");

script.js 
function returnValue(name){
  var echo = "hi" + r;
  return echo;
}

returnValue("Tom");
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>
Rin K
Rin K
766 Points

This is my worked code. Thanks to Mr. Steven.

function returnValue(name){
  return "HI “ + name;
}

var echo = returnValue("Tom");
console.log(echo);

1 Answer

Steven Parker
Steven Parker
231,275 Points
Steven Parker
Steven Parker
231,275 Points

The function you make to pass task 1 should be left as it is during task 2. The creation of the "echo" variable should be done after the function, not inside it.

Rin K
Rin K
766 Points

Oh! Thanks! The code is working. Thanks a lot!