How to use a variable for document.form_name.element_name

Question

Simple question. Is it possible to replace the following code:

document.form_name.element_name

with

document.form_name.<array[index].value>

?

Naftali · Accepted Answer · 2011-06-22 16:29:42Z

4

Try this:

document.form_name[array[index].value];

answered Jun 22, 2011 at 16:29

Naftali

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Comments

Halcyon · Accepted Answer · 2011-06-22 16:30:10Z

0

var my_element = "username";
document.form_name[my_element];

and

var fields = [ "username", "realname" ];
document.form_name[fields[0]];

answered Jun 22, 2011 at 16:30

Halcyon

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Briguy37 · Accepted Answer · 2011-06-22 16:31:08Z

0

assuming <array[index].value> has "element_name" in it, you can do the following:

document.form_name[array[index].value]

answered Jun 22, 2011 at 16:31

Briguy37

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