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XML literal syntax has a significant advantage over the XML constructor when you need to create markup dynamically. With E4X it is easy to embed dynamic values in markup. Upon execution the variable is evaluated and quotes are automatically added where appropriate. Less than and ampersand signs are escaped into their entity equivalents. It is not possible to directly interpolate variables amidst other literal or variable attribute content, however e.
Consequently, filters can also run against the value of a single node contained within the current element:. E4X is fully namespace aware. Any XML object that represents a node or attribute provides a name method which returns a QName object, allowing easy inspection of namespaced elements. To access elements that are within a non-default namespace, first create a Namespace object encapsulating the URI for that namespace:.
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This article or section is currently under construction. In principle, someone is working on it and there should be a better version in a not so distant future. If you want to modify this page, please discuss it with the person working on it see the "history". This article or section is a stub. It does not yet contain enough information to be considered a real article. In other words, it is a short or insufficient piece of information and requires additions. This text has been writting for casual E4X users by a a casual user.
Processing XML with E4X