Thanks for that demo. I see the problem now. When you first stated the idea
you presented this to me

 

I missed the ":" in the $("#check1").is(":checked") part. That is critical.
Its one of those things I am not familiar with that makes me so poor at JQ.

 

Anyway I apologize for saying your code did not work.

 

Mitch

 

 

From: jquery-en@googlegroups.com [mailto:[EMAIL PROTECTED] On
Behalf Of Ganeshji Marwaha
Sent: Sunday, August 05, 2007 4:33 PM
To: jquery-en@googlegroups.com
Subject: [jQuery] Re: Turning a checkbox on and off

 

Mitch,

 

I have whipped up a demo page for u...
http://www.gmarwaha.com/jquery/jcarousellite/test/testCheckboxChecked.html

 

follow the instructions there. Both the techniques i mentioned initially are
working in all 4 major browsers.

 

-GTG

 

On 8/5/07, Mitchell Waite <[EMAIL PROTECTED]> wrote: 

Yes that's true it does, but so does $('your_selector').attr('checked','hi
mom');

 

And try unselecting it.

 

From: jquery-en@googlegroups.com [mailto:[EMAIL PROTECTED] On
Behalf Of Marshall Salinger 
Sent: Sunday, August 05, 2007 4:06 PM 


To: jquery-en@googlegroups.com
Subject: [jQuery] Re: Turning a checkbox on and off

 

I am not sure I follow. $('your_selector').attr('checked','checked'); does
set a checkbox to checked.

-Marshall

Mitchell Waite wrote: 

I thought the same about checking a checkbox but "checked" is not the right
value, you have to use true and false.

 

So like this:

 

On

$(checkbox).attr("checked", true);

 

Off

$(checkbox).attr("checked", false);

 

I have no idea why you cant do $(checkbox).attr("checked", "checked");

 

This also won't work

 

if( $(checkbox).is(":checked") ) { alert("checked"); }

 

Mitch

 

From: jquery-en@googlegroups.com [mailto:[EMAIL PROTECTED] On
Behalf Of Ganeshji Marwaha
Sent: Sunday, August 05, 2007 1:54 PM 
To: jquery-en@googlegroups.com
Subject: [jQuery] Re: Turning a checkbox on and off 

 

To determine if a checkbox is checked, i would use if(
$(checkbox).is(":checked") ) { alert("checked"); }

 

To check a checkbox, $(checkbox).attr("checked", "checked"); 

 

Both are untested, but let me know how it goes

 

-GTG

 

On 8/5/07, Mitch <[EMAIL PROTECTED]> wrote: 


How do you check and uncheck a checkbox from jQuery?

And how do you determine if a checkbox has been checked or unchecked? 

I tried attr and css and none of them worked.

Thanks

Mitch

 

 

 

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