Want to win a PS4? Go Premium and enter to win our High-Tech Treats giveaway. Enter to Win

x
?
Solved

Array Counter

Posted on 2000-03-05
3
Medium Priority
?
422 Views
Last Modified: 2012-06-27
Anyone know a quick way to count the number of two dimensional arrays in a script?  i.e. foo[0], foo[1], foo[2], foo[x] - I'm looking for a method to find what 'x' goes up to, is there a built-in function to do this in javaScript?

I like to avoid recursion. Thanks.
dog42
0
Comment
Question by:dog42
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 2
3 Comments
 
LVL 19

Expert Comment

by:daveamour
ID: 2585217
foo.length()
0
 
LVL 19

Accepted Solution

by:
daveamour earned 300 total points
ID: 2585224
Aplogies on my last comment

You don't need the ()

<html>

<head>
<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<title>New Page 1</title>
</head>

<body>
<Script Language="JavaScript">
<!--
  x = new Array ("asdawd","adasdasd","dsffgdgd");
  alert (x.length);
//-->
</Script>
</body>

</html>
0
 
LVL 2

Author Comment

by:dog42
ID: 2585233
Thanks.  I thought it was going to be more complicated than that!
0

Featured Post

Tech or Treat! - Giveaway

Submit an article about your scariest tech experience—and the solution—and you’ll be automatically entered to win one of 4 fantastic tech gadgets.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Article by: DanRollins
This article describes a JavaScript program that creates a maze made of hexagonal cells.  In Part 2 (http://www.experts-exchange.com/Programming/Languages/Scripting/JavaScript/A_7850-Hex-Maze-Part-2.html), we'll extend the program by adding a depth-…
This article discusses how to implement server side field validation and display customized error messages to the client.
The viewer will learn the basics of jQuery, including how to invoke it on a web page. Reference your jQuery libraries: (CODE) Include your new external js/jQuery file: (CODE) Write your first lines of code to setup your site for jQuery.: (CODE)
The viewer will learn the basics of jQuery including how to code hide show and toggles. Reference your jQuery libraries: (CODE) Include your new external js/jQuery file: (CODE) Write your first lines of code to setup your site for jQuery…

618 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question