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我嘗試使用javascipt創建一個簡單的滑塊。問題是,當計數到達最後一個元素,它這麼想的改變顯示阻止 這是代碼如何修復簡單的滑塊bug - javascript
<div id="slider">
<img class="slide" src="img/img13.jpg" alt=""/>
<img class="slide" src="img/img14.jpg" alt=""/>
<img class="slide" src="img/img15.jpg" alt=""/>
<img class="slide" src="img/img16.jpg" alt=""/>
<img class="slide" src="img/img17.jpg" alt=""/>
<img class="slide" src="img/img18.jpg" alt=""/>
</div>
var delay = 3000;
var i = 0;
var allSliderSlides = document.getElementsByClassName('slide');
allSliderSlides[0].style.display = "block";
setInterval(function(){
i++;
allSliderSlides[i].style.display = "block";
if(allSliderSlides[i-1].style.display=="block"){
allSliderSlides[i-1].style.display="none";
}
if(i == allSliderSlides.length-1){
i = 0;
allSliderSlides[allSliderSlides.length-1].style.display = "none";
allSliderSlides[i].style.display = "block";
}
},delay);
,請給我一些意見或建議,以解決這個問題 感謝