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我的攝像頭每10秒將圖像上傳到我的網站,並命名爲live.jpg ...我正在尋找一種方法來每10秒刷新一次圖像(以顯示最新的圖像),但圖像緩存,而不是更新。這裏是我使用的舊的JavaScript不工作....是否有一個簡單的修改,可以對它進行緩存圖像?非常感謝您的任何建議:javascript幻燈片,不會緩存圖像的攝像頭
<script type="text/javascript">
// (C) 2000 www.CodeLifter.com
// http://www.codelifter.com
// Free for all users, but leave in this header
// NS4-6,IE4-6
// Fade effect only in IE; degrades gracefully
// =======================================
// set the following variables
// =======================================
// Set slideShowSpeed (milliseconds)
var slideShowSpeed = 10000
// Duration of crossfade (seconds)
var crossFadeDuration = 1
// Specify the image files
var Pic = new Array() // don't touch this
// to add more images, just continue
// the pattern, adding to the array below
Pic[0] = 'http://www.examplesite.com/live.jpg'
// =======================================
// do not edit anything below this line
// =======================================
var t
var j = 0
var p = Pic.length
var preLoad = new Array()
for (i = 0; i < p; i++){
preLoad[i] = new Image()
preLoad[i].src = Pic[i]
}
function runSlideShow(){
if (document.all){
document.images.SlideShow.style.filter="blendTrans(duration=2)"
document.images.SlideShow.style.filter="blendTrans(duration=crossFadeDuration)"
document.images.SlideShow.filters.blendTrans.Apply()
}
document.images.SlideShow.src = preLoad[j].src
if (document.all){
document.images.SlideShow.filters.blendTrans.Play()
}
j = j + 1
if (j > (p-1)) j=0
t = setTimeout('runSlideShow()', slideShowSpeed)
}
</script>
的俗稱爲緩存無效 –
感謝這麼多的源泉!很棒! – Wes