Add Input Fields

Jeroen Haan Jun 23, 2008

General

Use this script to upload files. As a file is selected, another input field is automatically added.

Notes

Created by: Jeroen Haan
Web Site: http://www.haan.net
Posted: June 23, 2008

Source Code

Paste this source code into the designated areas.

External file

Paste this code into an external JavaScript file named: addInputFields.js

/* This script and many more are available free online at
The JavaScript Source!! http://www.javascriptsource.com
Created by: Jeroen Haan | http://www.haan.net */

function fileFields() {
	 var x = document.getElementById('imageUpload');
	 x.onclick = function() {
  		var i = parseFloat(this.lastChild.id)+1;
  		input = document.createElement("input");
  		input.setAttribute("type", "file");
  		input.setAttribute("name", 'imageName_' + i);
  		input.setAttribute("id", i);
  		this.appendChild(input);
	 }
}

// Multiple onload function created by: Simon Willison
// http://simonwillison.net/2004/May/26/addLoadEvent/
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(function() {
  fileFields();
});

CSS

Paste this code into your external CSS file or in the <style> section within the HEAD section of your HTML document.

#imageUpload input {
	display: block;
}

Head

Paste this code into the HEAD section of your HTML document.


<script type="text/javascript" src="addInputFields.js"></script>

Body

Paste this code into the BODY section of your HTML document


<!--  This must all be on one line  -->
<a href="#" id="imageUpload"><input type="file" name="imageName_1" id="1" /></a>

Leave a Response

(2 comments)

Your question is beyond the scope of these comments. You will need to post it over on [a href="http://www.webdeveloper.com/forum/forumdisplay.php?f=3"]the JavaScript forum[/a]. Thanks!

Lee Oct 31, 2008

hi i am wonderin about this code um is it possible to beable to link it to a database so i can have users ofmy new site upload content and and have it sent back to the site using coldfusion do have any code forthat or any ideas basically iwant users to beable to upload movies

peter Sep 2, 2008

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