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HTML Window self Property
The HTML Window self property returns the current window of the browser.
Syntax
Following is the syntax −
window.self
Let us see an example of HTML Window self Property −
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: 30%;
display: block;
color: #fff;
outline: none;
cursor: pointer;
margin: 1rem auto;
}
.show{
font-size:1.2rem;
}
</style>
<body>
<h1>HTML Window self Property Demo</h1>
<button onclick="create()" class="btn">Check current window is topmost using self property</button>
<div class="show"></div>
<script>
function create(){
if(window.top === window.self){
document.querySelector('.show').innerHTML='The current window is the topmost window';
} else{
document.querySelector('.show').innerHTML='The current window is not the topmost window';
}
}
</script>
</body>
</html>Output
Click on “Check current window is topmost using self property” button to check if the current window is the topmost window or not and to understand how self-property works −
Updated on: 01-Oct-2019
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