HTML Window scrollBy() method
Last Updated :
15 Jun, 2023
The window.scrollBy() method is used to scroll the document by a given number of pixels.
Syntax:
window.scrollBy( xcoordinate, ycoordinate );
or
window.scrollBy(options);
Parameters: This method accepts two parameters as mentioned above and described below:
- x-coordinate: It is the horizontal pixel value that indicates how much you want to scroll the document (in terms of px).
- y-coordinate: It is the vertical pixel value that indicates how much you want to scroll the document (in terms of px).
Note: You can find these options in options in the ScrollToOptions dictionary.
Example 1: Scroll horizontally
HTML
<!DOCTYPE html>
<html>
<head>
<title>
HTML DOM window scrollby() method
</title>
<style>
body {
width: 5000px;
}
a:focus {
background-color: magenta;
}
button {
position: fixed;
}
</style>
</head>
<body>
<h1 style="color:green;">
GeeksforGeeks
</h1>
<h2>HTML DOM Window.scrollBy() method</h2>
<button onclick="scrollby()">
Scroll horizontally!
</button>
<br><br>
<script>
function scrollby() {
window.scrollBy(100, 0);
}
</script>
</body>
</html>
|
Output:
Example 2: Using options
HTML
<!DOCTYPE html>
<html>
<head>
<title>
HTML DOM Window scrollBy() method
</title>
<style>
body {
width: 5000px;
height: 5000px;
}
a:focus {
background-color: magenta;
}
button {
position: fixed;
}
</style>
</head>
<body>
<h1 style="color:green;">
GeeksForGeeks
</h1>
<h2>HTML DOM Window.scrollBy() method</h2>
<div>
<button onclick="scrollWin(0, 50)">
Scroll down
</button>
<br><br>
<button onclick="scrollWin(0, -50)">
Scroll up
</button>
<br><br>
<button onclick="scrollWin(50, 0)">
Scroll right
</button>
<br><br>
<button onclick="scrollWin(-50, 0)">
Scroll left
</button>
</div>
<script>
function scrollWin(x, y) {
window.scrollBy(x, y);
}
</script>
</body>
</html>
|
Output:
Supported Browsers: The browser supported by HTML DOM Window scrollBy() method are listed below:
- Google Chrome 45
- Firefox
- Opera 32
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