The parentRule property is used to return the CSSRule Object that represents a CSS rule-set that contains selector and declaration block.
Syntax: It is used to return the parentRule property.
object.parentRule
Return Value: It returns the CSSRule object.
Example: To return the parentRule property:
<!DOCTYPE html>
<html>
<head>
<title>
CSS | Style Declaration parentRule Property
</title>
<style>
body {
text-align: center;
}
h1 {
color: green;
}
#p1 {
color: green;
font-size: 20;
}
</style>
</head>
<body>
<h1>
GeeksforGeeks
</h1>
<p id="p1">
parentRule Property
</p>
<p>
Click the button to
return the parentRule property
</p>
<button onclick="myFunction()">
Get parentRule
</button>
<p id="gfg"></p>
<!-- Script to get parentRule property -->
<script>
function myFunction() {
let x =
document.styleSheets[
0].rules[2].style.parentRule.cssText;
document.getElementById("gfg").innerHTML = x;
}
</script>
</body>
</html>
Output:

Supported Browsers: The browsers supported by Style Declaration parentRule Property are listed below:
- Google Chrome 1
- Edge 12
- Internet Explorer 9
- Firefox 1
- Opera 15
- Safari 1