inhahe at gmail.com
Mon Nov 30 18:58:39 CET 2009
On Mon, Nov 30, 2009 at 12:49 PM, Victor Subervi
<victorsubervi at gmail.com> wrote:
> On Mon, Nov 30, 2009 at 1:39 PM, inhahe <inhahe at gmail.com> wrote:
>> need ajax, which AFAIK is a highly technical way of saying "using
>> JSON afaik is a way of data to and from the server that allows for
>> lists and more variable types and such, but also requires the user
>> download a third-party js file that implements JSON. i don't think
>> you'd technically need JSON, because you could simply send the server
>> a string of all the colors selected delimited by a space or | or
>> considering that the object you use to communicate with the server is
>> an xmlhttprequst. but i think xml might be overkill in this case.
>> (the easiest way would probably be to give the list an id and use
>> getElementByID()), and then when he's done it would create an
>> xmlhttprequest object to send the data to the server.
> If I'm not mistaken, that won't help me actually print to screen the user's
> choices as he selects them, which in my application, is important. Please
sure, that's where this part comes in:
(the easiest way would probably be to give the list an id and use
so basically you'd define, e.g., an onClick="blah('red'); return true"
within the red element's tag, and then define a function blah(x) that
getElementById("my_list_id").innerHtml += "<br>" + x;
and of course give your list textarea an id="my_list_id" attribute in the tag.
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