JavaScript image slider code
Before We Start
A slider is one of the main components of a website, It contain pictures and a user interface element within a website. The most important one and the first section that the user sees when he/she enters a website. simple pure JavaScript image slider
How to create Simple pure JavaScript image slider code . So if you are a person who wishes to develop a website, you have to know how to create a slider properly.
JavaScript image slider code
We are here to solve your problem. In this article we discuss how to create a slider. Before we start please read the below articles which easier you to understand the process, if you are new to development.
Step 1 – Add HTML
It’s too easy and simple. Just copy and paste below code in your HTML editor between <body> </body> tag.
<body>
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.2/css/all.css">
<div class="picContainer">
<h2>JavaScript Image Slider</h2>
<div id="info"></div>
<div id="image1" class="img">
<img src="https://netresim.com/bilesenler/dosya/dosyalar/image/galeriler/28.01.2017/bresim/Nehir-Ve-Doga-Manzarasi-HD-Wallpapers.jpg" />
</div>
<div id="image2" class="img">
<img src="http://3.bp.blogspot.com/-M4taDE-t9c8/U6bQ-7Y-AfI/AAAAAAAACdM/-n9kmDQI7Lk/s1600/doga-hd-wallpaper-hd-resim.jpg" />
</div>
<div id="image3" class="img">
<img src="http://1.bp.blogspot.com/-eTaD7Gdgy8c/UrA6fTbCBiI/AAAAAAAACOE/SDiPTpBGH3c/s1600/doga-balon-wallpaper-1980x1200.jpg" />
</div>
<div id="image4" class="img">
<img src="https://cdn.wallpapersafari.com/7/90/uK6U2o.jpg" />
</div>
<div class="left" onclick="left()"></div>
<div class="right" onclick="right()"></div>
<div class="dots">
<div class="dot a1"></div>
<div class="dot a2"></div>
<div class="dot a3"></div>
<div class="dot a4"></div>
</div>
</div>
</body>
Step 2 – Add CSS
Copy and paste below code in your HTML editor between <style></style> tag.
<style>
@import url("https://fonts.googleapis.com/css?family=Fira+Sans");
body,
html {
padding: 0;
margin: 0;
background: #ececec;
display: flex;
height: 100vh;
justify-content: center;
align-items: center;
}
.picContainer {
position: relative;
width: 650px;
height: 400px;
border: 5px solid #262626;
background: black;
border-radius: 10px;
box-shadow: 0px 50px 100px #262626;
}
img {
width: 650px;
height: 400px;
transition: 1s;
}
.img {
width: 650px;
height: 400px;
position: absolute;
z-index: 0;
transition: 1s;
}
.right {
position: absolute;
height: 100%;
width: 60px;
z-index: 99;
cursor: pointer;
color: #fff;
transition: 1s;
right: 0;
top: 0;
}
.right:hover {
background: rgba(0, 0, 0, 0.25);
}
.right:before {
font-family: "Font Awesome 5 Free";
font-weight: 900;
content: "\f105";
font-size: 50px;
position: absolute;
right: 0;
top: 50%;
transform: translateY(-50%) scale(0.75);
margin-right: 10px;
transition: 0.5s;
}
.right:hover:before {
transform: translateY(-50%) scale(1);
}
.left {
position: relative;
height: 100%;
width: 60px;
z-index: 99;
cursor: pointer;
color: #fff;
transition: 1s;
}
.left:hover {
background: rgba(0, 0, 0, 0.25);
}
.left:before {
font-family: "Font Awesome 5 Free";
font-weight: 900;
content: "\f104";
font-size: 50px;
position: absolute;
left: 0;
top: 50%;
transform: translateY(-50%) scale(0.75);
margin-left: 10px;
transition: 0.5s;
}
.left:hover:before {
transform: translateY(-50%) scale(1);
}
input {
position: absolute;
top: 0;
left: -200px;
}
h2 {
position: absolute;
color: rgba(0, 0, 0, 0.75);
top: -160px;
left: 55%;
transform: translateX(-50%);
font-family: "Fira Sans", sans-serif;
font-size: 36px;
width: 70%;
}
.dot {
position: absolute;
bottom: 10px;
left: 50%;
transform: translateX(-50%);
width: 10px;
height: 10px;
z-index: 99;
background: #333;
border-radius: 50%;
cursor: pointer;
transition: 0.5s;
box-shadow: 0px 0px 5px #fff;
}
.dot.a1 {
margin-left: -30px;
}
.dot.a2 {
margin-left: -10px;
}
.dot.a3 {
margin-left: 10px;
}
.dot.a4 {
margin-left: 30px;
}
.dot.a1:hover {
background: #fff;
}
.dot.a2:hover {
background: #fff;
}
.dot.a3:hover {
background: #fff;
}
.dot.a4:hover {
background: #fff;
}
#info {
position: absolute;
top: -65px;
left: 50%;
transform: translateX(-50%);
font-family: "Fira Sans", sans-serif;
font-size: 25px;
color: rgba(0, 0, 0, 0.75);
}
</style>
Step 2 – Add JavaScript
Copy and paste below code in your HTML editor between <script></script> tag.
<script>
let i = 0;
let box1 = document.getElementById("image1");
let box2 = document.getElementById("image2");
let box3 = document.getElementById("image3");
let box4 = document.getElementById("image4");
let a1 = document.querySelector(".a1");
let a2 = document.querySelector(".a2");
let a3 = document.querySelector(".a3");
let a4 = document.querySelector(".a4");
let info = document.getElementById("info");
a1.onclick = function () {
box1.style.opacity = 1;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 1";
i = 0;
};
a2.onclick = function () {
box1.style.opacity = 0;
box2.style.opacity = 1;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 2";
i = 1;
};
a3.onclick = function () {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 1;
box4.style.opacity = 0;
info.innerHTML = "Image 3";
i = 2;
};
a4.onclick = function () {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 1;
info.innerHTML = "Image 4";
i = 3;
};
document.addEventListener("keydown", (e) => {
if (e.keyCode == 37) {
right();
}
});
document.addEventListener("keydown", (e) => {
if (e.keyCode == 39) {
right();
}
});
function right() {
if (i == 0) {
box1.style.opacity = 1;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 1";
i++;
} else if (i == 1) {
box1.style.opacity = 0;
box2.style.opacity = 1;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 2";
i++;
} else if (i == 2) {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 1;
box4.style.opacity = 0;
info.innerHTML = "Image 3";
i++;
} else if (i == 3) {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 1;
info.innerHTML = "Image 4";
i = 0;
}
}
function left() {
if (i == 0) {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 1;
info.innerHTML = "Image 1";
i++;
} else if (i == 1) {
box1.style.opacity = 0;
box2.style.opacity = 0;
box3.style.opacity = 1;
box4.style.opacity = 0;
info.innerHTML = "Image 2";
i++;
} else if (i == 2) {
box1.style.opacity = 0;
box2.style.opacity = 1;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 3";
i++;
} else if (i == 3) {
box1.style.opacity = 1;
box2.style.opacity = 0;
box3.style.opacity = 0;
box4.style.opacity = 0;
info.innerHTML = "Image 4";
i = 0;
}
}
</script>
At the end we will have something like this. You can change fonts, colors, backgrounds and all things that you want. Enjoy it.
Video Tutorial
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