Skip to content
Related Articles

Related Articles

HTML | DOM Input Checkbox defaultChecked Property
  • Difficulty Level : Basic
  • Last Updated : 15 Oct, 2020

The Input Checkbox defaultChecked property in HTML is used to return the default value of checked attribute. It has a boolean value which returns true if the checkbox is checked by default, otherwise returns false.

Syntax: 

checkboxObject.defaultChecked


Example: This example illustrates the Input Checkbox defaultChecked property. 

HTML

filter_none

edit
close

play_arrow

link
brightness_4
code

<!DOCTYPE html>
<html>
    <head>
        <title>
            DOM Input Checkbox defaultChecked Property
        </title>
    </head>
     
    <body style="text-align:center;">
     
        <h1 style="color:green;">
            GeeksforGeeks
        </h1>
         
        <h2>DOM Input Checkbox defaultChecked Property</h2>
         
        <form id="myGeeks">
         
            <!-- Below input elements have attribute
                 checked -->
            <input type="checkbox" name="check" id="GFG"
                    value="1" Checked>Checked by default<br>
                     
            <input type="checkbox" name="check" value="2">
                    Not checked by default<br>
        </form><br>
         
        <button onclick="myGeeks()">
            Submit
        </button>
         
        <p id="sudo" style="color:green;font-size:25px;"></p>
 
         
        <!-- Script to return the Input Checkbox
            defaultChecked Property -->
        <script>
            function myGeeks() {
                var g = document.getElementById("GFG").defaultChecked;
                document.getElementById("sudo").innerHTML = g;
            }
        </script>
    </body>
</html>                            

chevron_right


Output: 
Before clicking on the Button: 
 



After clicking on the Button: 
 

Supported Browsers: The browser supported by DOM input Checkbox defaultchecked property are listed below: 

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

 

full-stack-img

My Personal Notes arrow_drop_up
Recommended Articles
Page :