DOM - Entity Object Attribute - xmlVersion

The attribute xmlVersion gives the xml version included as a part of the text declaration for the external parsed entity, null otherwise.

Syntax

Following is the syntax for the usage of the xmlVersion attribute.

entotyObj.xmlVersion

Example

node.xml contents are as below −

<?xml version = "1.0" encoding = "UTF-8" standalone = "no" ?>
<Company>
   <Employee category = "Technical" id = "firstelement">
      <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 xmlVersion attribute −

<!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");
         document.write("xmlVersion is : ")
         document.write(xmlDoc.xmlVersion);
      </script>
   </body>
</html>

Execution

Save this file as entityattribute_xmlversion.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 −

xmlVersion is : undefined

dom_entity_object.htm