The DOM Option Object is used to represent the HTML <option> element. The Option element is accessed by getElementById().
Properties:
- disabled: This attribute contains the value disabled which represents option is disabled.
- label: This attribute contains the text value which represents the shorted label for the option.
- selected: This attribute contains the value selected which represents the item is pre-selected when the browser loaded.
- value: This attribute contains the value text which sent to the server.
Syntax:
document.getElementById("ID");
Where “id” is the ID assigned to the “Option” tag.
Example-1:
<!DOCTYPE html>
<html>
<head>
<title> DOM Option Object</title>
<style>
body {
text-align: center;
}
h1 {
color: green;
}
</style>
</head>
<body>
<h1>GeeksforGeeks</h1>
<h2>DOM Option Object</h2>
<select>
<option>Choose an option</option>
<option id="GFG" value="html">HTML</option>
<option value="java">JAVA</option>
<option value="C++">C++</option>
<option value="php">PHP</option>
<option value="perl">PERL</option>
</select>
<br>
<br>
<button onclick="geeks()">Submit</button>
<p id="sudo"></p>
<script>
function geeks() {
// Accessing option object.
var g = document.getElementById(
"GFG").text;
document.getElementById("sudo").innerHTML = g;
}
</script>
</body>
</html>
|
:
Output:
Before Clicking On Button:
After Clicking On Button:
Example-2: Option Object can be created by using the document.createElement Method.
<!DOCTYPE html>
<html>
<head>
<title> DOM Option Object</title>
<style>
body {
text-align: center;
}
h1 {
color: green;
}
</style>
</head>
<body>
<h1>GeeksforGeeks</h1>
<h2>DOM Option Object</h2>
<select id="GFG">
</select>
<br>
<br>
<button onclick="geeks()">Submit</button>
<p id="sudo"></p>
<script>
function geeks() {
// Creating option object.
var g = document.createElement("OPTION");
var f = document.createTextNode(
"Choose an Option");
g.appendChild(f);
document.getElementById("GFG").appendChild(g);
var x = document.createElement("OPTION");
x.setAttribute("value", "HTML");
var t = document.createTextNode("html");
x.appendChild(t);
document.getElementById("GFG").appendChild(x);
}
</script>
</body>
</html>
|
Output:
Before Clicking On Button:
After Clicking On Button:
Supported Browsers: The browser supported by DOM Option Object are listed below:
- Google Chrome
- Internet Explorer
- Firefox
- Opera
- Safari
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