The Select size property is used to set or return the value of the size attribute of a drop-down list. The Select size attribute is generally used to specify the number of visible options in a drop-down list.
Syntax:
-
For returning the size property:
selectObject.size
-
For setting the size property:
selectObject.size = number
Property Values
- number :It is used to specify the number of visible options in a drop-down list.
Return Values: It returns a numeric value which represents the number of visible options in a drop-down list.
Below program illustrates the Select size property :
Example: Changing the number of visible options in a drop-down list.
html
<!DOCTYPE html><html>
<head>
<title>
Select size Property in HTML
</title>
<style>
h1 {
color: green;
}
h2 {
font-family: Impact;
}
body {
text-align: center;
}
</style>
</head>
<body>
<h1>
GeeksforGeeks
</h1>
<h2>
Select size Property
</h2>
<br>
Select your preferred course from the drop-down list:
<br>
<select name="Courses Titles"
id="myCourses">
<option value="C++">c++</option>
<option value="Placement">Placement</option>
<option value="Java">Java</option>
<option value="Python">Python</option>
</select>
<p>To change the number of visible options in
the dropdown list., double-click the "Change
Number" button.</p>
<button ondblclick="My_list()">
Change Number
</button>
<script>
function My_list() {
document.getElementById("myCourses").size = "2";
}
</script>
</body>
</html>
|
Output:
Before clicking the button:
After clicking the button:
Supported Browsers:
- Apple Safari 3 and above
- Edge 12 and above
- Firefox 1 and above
- Google Chrome 1 and above
- Opera 12.1 and above