html
html
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<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>
<div>
<button onclick="prev()"> Prev </button>
<img id="slider" src="http://www.sololearn.com/uploads/slider/1.jpg" width="500px" height="300px"/>
<button onclick="next()"> Next </button>
</div>
</body>
</html>
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css
css
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button {
margin-top:30px;
float:left;
height:50px;
}
img {
float:left;
margin-right:10px;
margin-left:10px;
}
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js
js
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var images = [
'http://www.sololearn.com/uploads/slider/1.jpg',
'http://www.sololearn.com/uploads/slider/2.jpg',
'http://www.sololearn.com/uploads/slider/3.jpg'
];
var num = 0;
function next() {
var slider = document.getElementById('slider');
num++;
if(num >= images.length) {
num = 0;
}
slider.src = images[num];
}
function prev() {
var slider = document.getElementById('slider');
num--;
if(num < 0) {
num = images.length-1;
}
slider.src = images[num];
}
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