Example
Find out if an attribute has been specified or not:
var x =
document.getElementById("demo").attributes[0].specified;
The result of x will be:
true
Try it Yourself »
Definition and Usage
The specified property returns true if the attribute is specified.
Returns true also if the attribute has been created but not been attached to an element yet.
Otherwise it returns false.
Browser Support
| Property | |||||
|---|---|---|---|---|---|
| specified | Yes | Yes | Yes | Yes | Yes |
Syntax
attribute.specified
Technical Details
| Return Value: | A Boolean, returns true if the attribute is specified, otherwise false |
|---|---|
| DOM Version | Core Level 1 |