我正在建立一个网站,在headerdiv上我想添加一个幻灯片。我的代码取出并显示了第一张图像,但是滑块不起作用,我把所有的图像放在这里的images文件夹中。html文件是
<html>
<head>
<title>slideshow</title>
</head>
<body>
<img scr ="image/slider1.jpg" id = "img"/>
<script language="javascript" type="text/javascript" scr="slideshow.js"></script>
</body>
和我的。js文件是这个
var myImage = doucoment.getElementById("img");
var ImageArray = ["slider1.jpg", "slider2.jpg", "slider3.jpg"];
ImageIndex = 0;
function changeImage() {
img.setAttribute("src", ImageArray[ImageIndex]);
ImageIndex++;
if (ImageIndex >= ImageArray.length){
ImageIndex = 0;
}
}
var ImageHandle = setInterval(changeImage, 3000);
您的HTML
和JavaScript
中有错字 .
scr
到src
和
doucoment
to document
下面是修改后的代码段。
var myImage = document.getElementById("img");
// ^^^^^^^ typo here.
var ImageArray = ["https://www.google.com.pk/logos/doodles/2016/2016-doodle-fruit-games-day-8-5666133911797760.3-hp.gif", "http://reservations.life/css/images/bg-01.jpg"];
ImageIndex = 0;
function changeImage(){
img.setAttribute("src", ImageArray[ImageIndex]);
ImageIndex++;
if(ImageIndex >= ImageArray.length){
ImageIndex = 0;
}
}
var ImageHandle = setInterval(changeImage,3000);
img{
width:400px;
height:200px;
}
// ||| typo here.
<img src ="https://www.google.com.pk/logos/doodles/2016/2016-doodle-fruit-games-day-8-5666133911797760.3-hp.gif" id = "img"/>
var slides = document.querySelectorAll('#slides .slide');
var currentSlide = 0;
var slideInterval = setInterval(nextSlide,2000);
function nextSlide() {
slides[currentSlide].className = 'slide';
currentSlide = (currentSlide+1)%slides.length;
slides[currentSlide].className = 'slide showing';
}
#slides {
position: relative;
height: 300px;
padding: 0px;
margin: 0px;
list-style-type: none;
}
.slide {
position: absolute;
left: 0px;
top: 0px;
width: 100%;
height: 100%;
opacity: 0;
z-index: 1;
-webkit-transition: opacity 1s;
-moz-transition: opacity 1s;
-o-transition: opacity 1s;
transition: opacity 1s;
}
.showing {
opacity: 1;
z-index: 2;
}
<ul id="slides">
<li class="slide showing">Slide 1</li>
<li class="slide">Slide 2</li>
<li class="slide">Slide 3</li>
<li class="slide">Slide 4</li>
<li class="slide">Slide 5</li>
</ul>
HTML:
scr ="image/slider1.jpg"
scr="slideshow.js"
将'scr'转换为'src'
JS:
doucoment.getElementById("img")
把'document'变成'document'