HTML DOM Parameter value Property

Last Updated : 19 Jun, 2023

The HTML DOM Parameter value Property is used to set or return the value of the value attribute of a parameter, however, the contents of the value attribute do not show to the user. When the form is submitted by the user, the value and the other information are sent to the server. But when the checkbox is unchecked state, therefore, no information will be sent.
Syntax:

It returns the value property:

parameterObject.value

It is used to set the value property.

parameterObject.value = value

Property Values It contains single value text which is used to specify the value associated with the parameter.

Return Value: It returns a string value that represents the value of the value attribute of a parameter.

Example: This example returns the parameter value property.

html

<!DOCTYPE html>
<html>
   
<head>
    <title>
        HTML DOM Parameter value Property
    </title>
</head>
   
<body>
    <center>
        <h2>
            GeeksForGeeks
        </h2>
        <h2>
            HTML DOM Parameter value Property
        </h2>
        <h4>Click the button</h4>
        <button onclick="GFG()">Click Here!<br>
        </button>
        <object data="sample.mp4">
            <param id="myParam" name="Autoplay" value="true">
        </object>
        <p id="Geeks"></p>
 
        <script>
            function GFG() {
                let x = document.getElementById("myParam").value;
                document.getElementById("Geeks").innerHTML = x;
            } 
        </script>
    </center>
</body>
   
</html>