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Select add() Method
Select Object
Definition and Usage
The add() method is used to add an option to a dropdown list.
Syntax
selectObject.add(option,before)
| Parameter | Description |
|---|---|
| option | Required. Specifies the option to add. Must be an option or optgroup element |
| before | Required. Where to insert the new option (null indicates that the new option will be inserted at the end of the list) |
Browser Support
The add() method is supported in all major browsers.
Tip: For this method to work in IE8 and higher, add a !DOCTYPE
declaration to the page. Also notice the extra code for IE prior version 8.
Example
Example
Insert a "Kiwi" option at the end of the dropdown list:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script type="text/javascript">
function displayResult()
{
var x=document.getElementById("mySelect");
var option=document.createElement("option");
option.text="Kiwi";
try
{
// for IE earlier than version 8
x.add(option,x.options[null]);
}
catch (e)
{
x.add(option,null);
}
}
</script>
</head>
<body>
<form>
<select id="mySelect">
<option>Apple</option>
<option>Pear</option>
<option>Banana</option>
<option>Orange</option>
</select>
</form>
<button type="button" onclick="displayResult()">Insert option</button>
</body>
</html>
<html>
<head>
<script type="text/javascript">
function displayResult()
{
var x=document.getElementById("mySelect");
var option=document.createElement("option");
option.text="Kiwi";
try
{
// for IE earlier than version 8
x.add(option,x.options[null]);
}
catch (e)
{
x.add(option,null);
}
}
</script>
</head>
<body>
<form>
<select id="mySelect">
<option>Apple</option>
<option>Pear</option>
<option>Banana</option>
<option>Orange</option>
</select>
</form>
<button type="button" onclick="displayResult()">Insert option</button>
</body>
</html>
Try it yourself »
More Examples
Add an option before a selected option in a dropdown list
Select Object
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Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.