What is the correct way to add a method to an XML.prototype in E4X?

What will be the output of the following code snippet? element = Kibology for all.; elementName = element.name(); alert(elementName.localName); //1 alert(elementName.uri); // 2

An arbitrary xml file can be loaded as an E4X ready object.

What will be the output of the following code snippet? var customer = 888-555-1212 888-555-2121 mobile ; alert(customer.childIndex());

Which option can be used for adding direct support for XML to JavaScript?

Which one is not a valid built-in method for XMLList objects in E4X?

Which one is not a reserved keyword in E4X and JavaScript?

Which option can be used to delete a child node of an XML object in E4X?

Which one is not a valid built-in method for XMLList objects in E4X?

Which option can be used for adding direct support for XML to JavaScript?

What will be the output of the following code snippet? var customer = 888-555-1212 888-555-2121 mobile ; alert(customer.childIndex());