CSSStyleDeclaration parentRule Property

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:

<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() { 
            var x =  
                document.styleSheets[ 
                  0].rules[2].style.parentRule.cssText; 
            document.getElementById("gfg").innerHTML = x; 
        } 
    </script> 
</body> 
  
</html> 

Output:

Before clicking on the button:
After clicking on the button:

Supported Browsers: The browsers supported by Style Declaration parentRule Property are listed below:

Google Chrome
Internet Explorer 9.0+
Firefox
Opera
Safari

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