On Fri, Oct 2, 2009 at 5:00 AM, Nick Fitzsimons <n...@nickfitz.co.uk> wrote:
>
> 2009/10/2 Dave Methvin <dave.meth...@gmail.com>:
>>
>>> Is there some easy way of forcing IE to make ajax
>>> calls?
>>
>> You can use the old trick of adding a random number to the end of the
>> url.
>
> That's what the { cache: false } option does; see jQuery 1.3.2 line
> 3448 onwards:
>
> if ( s.cache === false && type == "GET" ) {
> var ts = now();
> // try replacing _= if it is there
> var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
> // if nothing was replaced, add timestamp to the end
> s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") +
> "_=" + ts : "");
> }
>
Could someone please explain to me the significance of "_=" in the URL?
