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HTML | DOM Input Checkbox autofocus Property

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  • Difficulty Level : Basic
  • Last Updated : 22 Nov, 2021

The DOM Input Checkbox Property is used to set or return whether the element should get focus when the page loads. This property is used to reflect the HTML autofocus attribute.
Syntax: 
 

  • It is used to return the autofocus property. 
     
checkboxObject.autofocus
  • It is used to set the autofocus property. 
     
checkboxObject.autofocus = true|false

Property value: 
 

  • true: It defines that a checkbox gets focus.
  • false: It has a default value. It defines that the checkbox does not get focus.

Return Value: It returns a boolean value which represent that the checkbox gets autofocus or not.
Below Program that illustrate how to return the autofocus Property.
 

html




<!DOCTYPE html>
<html>
 
<body>
    <center>
        <h1 style="color:green;">GeeksForGeeks</h1>
        <h2> DOM Input Checkbox autofocus Property</h2>
        Male:
        <input type="checkbox" id="myGeeks" autofocus>
        Female:
        <input type="checkbox" id="GFG">
        <br>
        <br>
 
        <button onclick="myGeeks()">Submit</button>
 
        <p id="sudo" style="color:green;font-size:25px;"></p>
 
 
        <script>
            function myGeeks() {
                var x = document.getElementById("myGeeks").autofocus;
                document.getElementById("sudo").innerHTML = x;
            }
        </script>
 
</body>
 
</html>

Output : 
Before clicking on the button : 
 

After clicking on the button: 
 

Example-2: Below HTML code illustrates how to set the Checkbox autofocus Property. 

HTML




                        <!DOCTYPE html>
<html>
 
<body>
    <center>
        <h1 style="color:green;">GeeksForGeeks</h1>
        <h2> DOM Input Checkbox autofocus Property</h2>
        Male:
        <input type="checkbox" id="myGeeks" autofocus>
        Female:
        <input type="checkbox" id="GFG">
        <br>
        <br>
       
<p><b>
        Click on below button to set the Input Checkboc autofocus Property </p>
</b>
 
        <button onclick="myGeeks()">Submit</button>
 
        <p id="sudo" style="color:green;font-size:25px;"></p>
 
 
        <script>
            function myGeeks() {
                var x = document.getElementById("myGeeks").autofocus = "false";
                document.getElementById("sudo").innerHTML = x;
            }
        </script>
 
</body>
 
</html>

Output 

Before Click on Button:

After Click On Button:

Supported Browsers: The browser supported by DOM input Checkbox autofocus Property are listed below: 
 

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

 


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