AutoSum Generation JavaScript

This javascript will help you to generate the autosum when changes made in the checkbox.

Features

You can generate the sum when changes made in the checkbox using javascript
Simple and ease of use.
Just copy the code into your page and use it.

Preview

Downloads

Javascript

<script type="text/javascript">
var a=10; //set the value of first textbox.
var b=20; //set the value of second textbox.
var c=30; //set the value of third textbox.
function app()
{
if(frm.chk1.checked==true)
frm.txt.value=a;
else
frm.txt.value=0;
if(frm.chk2.checked==true)
frm.txt1.value=b;
else
frm.txt1.value=0;
if(frm.chk3.checked==true)
frm.txt2.value=c;
else
frm.txt2.value=0;
var sum;
if(frm.chk1.checked || frm.chk2.checked || frm.chk3.checked==true)
{
x=parseInt(frm.txt.value);
y=parseInt(frm.txt1.value);
z=parseInt(frm.txt2.value);
sum=x+y+z;
frm.txt3.value=sum;
}
else
frm.txt3.value=0;
}
</script>

HTML Code

<form name="frm">
<table style="border:solid green 1px">
  <tr><td>Value1<input type="text" name="txt"><input type="checkbox" name="chk1" onClick="app()"></td></tr>
  <tr><td>Value2<input type="text" name="txt1"><input type="checkbox" name="chk2" onClick="app()"></td></tr>
  <tr><td>Value3<input type="text" name="txt2"><input type="checkbox" name="chk3" onClick="app()"></td></tr>
  <tr><td>Result<input type="text" name="txt3" READONLY></td></tr>
  <tr><td align=center>&copy<a href="https://www.hscripts.com" style="color:#3D366F;text-decoration:none;cursor:pointer;font-size:13px">hscripts.com</a></td></tr></table>
</form>

Release Date - 07-04-2008
Get free version without ©copyright link for just $5/-
For customization of this script or any script development, mail to support@hscripts.com

Usage

This script is useful for generating the autosum if you click the checkbox.
The function app() is called to assign the value to the text box. If you click the checkbox the value will be assigned and then added. The result will be displayed in the result field.
To Set the values of textbox, just change the value of variables.

Example: var a=10;//set value of first textbox.

Copy the code into your page and use it.

License

The javascript (misspelled as java script) is given under GPL License.
i.e. Free use for those who use it as it is.
Free, if your modification does not remove our copyright information and links.
Detailed License information can be found here.
You can purchase the script if your requirements does not meet GPL License terms.