Re: refreshing pages in the cache

On Wed, Apr 27, 2011 at 4:42 PM, Jim Giner <jim.giner@albanyhandball.com>wrote: > I"m trying to make my webpages display random photos on a border. Got it > all working now but have a question about the IE cache. Seems that once > the > page has been displayed, no amount of "refresh" will make the page > "rebuild" > and thus show 'different' pics the second time around. > > Can php do something about a page in the cache? I know that the cache is > there to speed up performance and all, but I thought this random image > thing > would work if they just hit F5 to see a new array of images. > > Can php detect a user-requested 'refresh'? > > > Though you can't control everything, headers can help. https://secure.wikimedia.org/wikipedia/en/wiki/List_of_HTTP_header_fields<%20https://secure.wikimedia.org/wikipedia/en/wiki/List_of_HTTP_header_fields> http://us3.php.net/manual/en/function.header.php Cache-Control is a nice one. =) -- --Zootboy Sent from my PC.