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Select selectedIndex Property
Select Object
Definition and Usage
The selectedIndex property sets or returns the index of the selected option in a dropdown list.
The index starts at 0.
Note: If the dropdown list allows multiple selections it will only return the index of the first option selected.
Syntax
Set the selectedIndex property:
Return the selectedIndex property:
Browser Support
The selectedIndex property is supported in all major browsers.
Example
Example
Display the index and text of the selected option in the dropdown list:
<head>
<script type="text/javascript">
function displayResult()
{
var x=document.getElementById("mySelect").selectedIndex;
var y=document.getElementById("mySelect").options;
alert("Index: " + y[x].index + " is " + y[x].text);
}
</script>
</head>
<body>
<form>
Select your favorite fruit:
<select id="mySelect">
<option>Apple</option>
<option>Orange</option>
<option>Pineapple</option>
<option>Banana</option>
</select>
</form>
<button type="button" onclick="displayResult()">Display index</button>
</body>
</html>
Try it yourself »
Select Object
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