HTML | DOM specified Property
The DOM specified property is used to return the boolean value. It returns true if the element has a specified attribute, otherwise, it returns a false value if the element does not have a specific attribute.
Syntax:
attribute.specified
Return value: It returns the boolean value which represent the specific attribute is attached to an element or not.
Example:
<!DOCTYPE html> < html > < head > < title > HTML DOM specified Property </ title > </ head > < body > < center > < h1 style = "color:green" > GeeksForGeeks </ h1 > < h2 >DOM specified Property </ h2 > < button onclick = "Geeks()" > Submit </ button > < p id = "sudo" ></ p > < script > function Geeks() { var x = document.getElementsByTagName("P")[0]; var w = x.getAttributeNode("ID").specified; document.getElementById("sudo").innerHTML = w; } </ script > </ center > </ body > </ html > |
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Output:
Before click on the button:
After click on the button:
Supported Browsers: The browser supported by DOM specified property are listed below:
- Google Chrome
- Internet Explorer
- Firefox
- Opera
- Safari