Problems with the method of obtaining form elements under javascript_form effects

1. Test environment
Browser: IE6, FF 3.5.5, Opera 10, Chrome 4.0.249, Safari 4.0.3

2. Example

Copy code The code is as follows:

Three. Solution (the method I think of is to change the acquisition method, based on YUI) >

Copy code The code is as follows:

document.formname.inputname

I have encountered this problem once before, but I forgot it again this time and made a mistake again, so I must record it.

Look at this example:

Copy the code The code is as follows: < ;form name="hehe">

< script type="text/javascript">
document.write(document.hehe.haha.length);
document.write('
');
document.write( document.hehe2.haha.length);



Demo

Untitled Document <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title> </title> <form name="hehe"> <input type="checkbox" name="haha"> </form> <form name="hehe2"> <input type="checkbox" name="haha"> <input type="checkbox" name="haha"> </form>