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CSSStyleDeclaration getPropertyPriority() Method
  • Difficulty Level : Basic
  • Last Updated : 10 Apr, 2019

The getPropertyPriority() method is used to check whether the specified CSS property has the priority set as “important” or not.

Syntax:

object.getPropertyPriority(propertyname)

Parameters: It accepts a single parameter:

  • propertyname: It is a required parameter that contains a string which represents the name of the property to be checked.

Return Value: It returns the priority of the property in the form of the string. If it does not exist then it returns an empty string.

Example: To show the working of the getPropertyPriority() method:






<html>
  
<head>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
          
        #p1 {
            color: green;
            font-size: 20 !important;
        }
    </style>
</head>
  
<body>
    <h1>GeeksforGeeks</h1>
  
    <p id="p1">
      getPropertyPriority() Method
  </p>
  
    <button onclick="myFunction()">
        Get property priority
    </button>
  
    <p id="gfg"></p>
  
    <!-- Script to get the
       priority of the property -->
    <script>
        
        function myFunction() {
            
            var x = 
                document.styleSheets[
                  0].cssRules[2].style;
            
            var prior = 
                x.getPropertyPriority(
                  "font-size");
            
            document.getElementById("gfg").innerHTML =
                "Priority of font-size is " + prior;
        }
    </script>
</body>
  
</html>

Output:
Before clicking on the button:

After clicking on the button:

Supported Browsers:

  • Google Chrome
  • Internet Explorer 9.0
  • Firefox
  • Safari
  • Opera
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