The isId Property contains a boolean value that returns a true if the Element has an attribute type of ID, otherwise, it returns a false or undefined value. This Property is used for read-only.
Syntax:
attribute.isId
Return Value: It returns a Boolean value i.e. true if the attribute type is ID, else it returns a false.
Example: In this example, we will use isId Property.
html
<!DOCTYPE html>
< html >
< head >
< title >
DOM isID property
</ title >
</ head >
< body >
< center >
< h1 style = "color:green;" >GeeksforGeeks</ h1 >
< h2 > DOM isId Property</ h2 >
< button onclick = "geeks()" >Submit</ button >
< p id = "sudo" ></ p >
< script >
function geeks() {
let x = document.getElementById("sudo");
x.innerHTML = x.attributes[0].isId;
}
</ script >
</ center >
</ body >
</ html >
|
Output:
Supported Browser: No major browser support the DOM isID property.
Last Updated :
12 Jun, 2023
Like Article
Save Article
Share your thoughts in the comments
Please Login to comment...