DOM - Element Object Method - removeAttribute
The method removeAttribute specifies that the attribute value is removed from the element.
Syntax
Following is the syntax for the usage of the removeAttribute method.
elementObj.removeAttribute(name)
| S.No. | Parameter & Description |
|---|---|
| 1 | name It holds the name of the attribute to retrieve. |
This method removes the specified name of the tag.
Example
node.xml contents are as below −
<?xml version = "1.0"?>
<Company>
<Employee category = "Technical">
<FirstName>Tanmay</FirstName>
<LastName>Patil</LastName>
<ContactNo>1234567890</ContactNo>
<Email>tanmaypatil@xyz.com</Email>
</Employee>
<Employee category = "Non-Technical">
<FirstName>Taniya</FirstName>
<LastName>Mishra</LastName>
<ContactNo>1234667898</ContactNo>
<Email>taniyamishra@xyz.com</Email>
</Employee>
<Employee category = "Management">
<FirstName>Tanisha</FirstName>
<LastName>Sharma</LastName>
<ContactNo>1234562350</ContactNo>
<Email>tanishasharma@xyz.com</Email>
</Employee>
</Company>
Following example demonstrates the usage of the removeAttribute method −
<!DOCTYPE html>
<html>
<head>
<script>
function loadXMLDoc(filename) {
if (window.XMLHttpRequest) {
xhttp = new XMLHttpRequest();
} else // code for IE5 and IE6 {
xhttp = new ActiveXObject("Microsoft.XMLHTTP");
}
xhttp.open("GET",filename,false);
xhttp.send();
return xhttp.responseXML;
}
</script>
</head>
<body>
<script>
xmlDoc = loadXMLDoc("/dom/node.xml");
x = xmlDoc.getElementsByTagName('Employee');
document.write("Before removing the attribute: ");
document.write(x[1].getAttribute('category'));
document.write("<br>");
x[1].removeAttribute('category');
document.write("After removing the attribute: ");
document.write(x[1].getAttribute('category'));
</script>
</body>
</html>
Execution
Save this file as elementattribute_removeattribute.htm on the server path (this file and node.xml should be on the same path in your server). We will get the output as shown below −
Before removing the attribute: non-technical After removing the attribute: null
dom_element_object.htm
Advertisements