[Javascript] problem of only one radio button
Rodney Myers
rodney at aflyingstart.net
Fri Jul 20 09:01:45 CDT 2001
> Is it true that radio button will function correctly only at least two of them
exist in form ?
YES
> Is it true that checkbox will function correctly only at least two of them
exist in form ?
NO, One checkbox is OK
I advise that server side you make a count of the rows found.
If only one you write a checkbox, and appropriate script
If 2 or more write radio buttons.
The radio buttons array length returns an error if there is only one RB.
hth
Rodney
Abraham Liu wrote:
> Hi,
> In my jsp program, I select a number of rows from database table, then
> display them in form table. Each row attachs a radio button, So users can
> select one of rows and do further process.
> The reason I use radio button is that I concatenate 3 table columns and
> store them in "value" property of button. When user click button, I use
> javascript "split" function to get these 3 columns back. Everything seemed
> working just fine. But I realized that if only one row got selected which
> meaned only one button exists also, then the fuction of radio button didn't
> worked and "split" won't work either. I switched to checkbox, I got the same
> result.
>
> Is it true that radio button and checkbox will function correctly only at
> least two of them exist in form ?
> In my case, the number of radio button are genarated dynamically depending
> on the number rows being selected. So what can I do ? Do I have some other
> alternative ways ?
> I will be appreciated some kindly help.
> Thank you.
> Abe Liu
>
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