isSupported
Summary
Returns a value indicating whether or not the object supports a specific DOM standard.
Syntax
var isSupported = node.isSupported(/* see parameter list */);
Parameters
feature
- Data-type
- String
The name of the standard.
version
- Data-type
- String
The version number of the standard. Supported values vary according to the standard.
Return Value
Returns an object of type BooleanBoolean
Whether the standard is supported.
Examples
<div id="divMain">
</div>
<script>
// check to see if its supports the DOM2 HTML Module.
var main = document.getElementById('divMain');
var output = main.isSupported('HTML', '2.0');
</script>
Notes
Gecko-specific notes
[1] Starting with Gecko 19.0 (Firefox 19.0 / Thunderbird 19.0 / SeaMonkey 2.16) this method will always return true (bug 801425) and starting with Gecko 22.0 (Firefox 22.0 / Thunderbird 22.0 / SeaMonkey 2.19) this method has been removed.
Deprecated This feature has been removed from the Web. Though some browsers may still support it, it is in the process of being dropped. Do not use it in old or new projects. Pages or Web apps using it may break at any time.
Related specifications
- DOM Level 3 Core
- Recommendation
- Living Standard
- Recommendation
See also
External resources
Attributions
Mozilla Developer Network : [Node.isSupported Article]
Microsoft Developer Network: [isSupported Method Article]