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HTML Window resizeBy() Method
The HTML Window resizeBy() method resize the window relative to its current size by the specified values.
Syntax
Following is the syntax −
window.resizeBy(w,h)
Here, w and h define the value of resizing the window width and height in pixels respectively.
Let us see an example of HTML Window resizeBy() Method −
Example
<!DOCTYPE html>
<html>
<style>
body {
color: #000;
height: 100vh;
background-color: #8BC6EC;
background-image: linear-gradient(135deg, #8BC6EC 0%, #9599E2 100%) no-repeat;
text-align: center;
}
.btn {
background: #db133a;
border: none;
height: 2rem;
border-radius: 2px;
width: 20%;
display: block;
color: #fff;
outline: none;
cursor: pointer;
margin: 1rem auto;
}
</style>
<body>
<h1>HTML Window resizeBy() Method Demo</h1>
<button onclick="create()" class="btn">Create a new window</button>
<button onclick='resize()' class="btn">Resize the window</button>
<script>
var newWindow;
function create(){
newWindow =window.open('','','width=80,height=80');
}
function resize(){
newWindow.resizeBy(100, 100);
newWindow.focus();
}
</script>
</body>
</html>Output
Click on “Create a new window” button to generate a new window:
Now click on “Resize the window” button to resize the newly created window −
Updated on: 01-Oct-2019
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